LPLS practice questions

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Question 1Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A student reviews vocabulary on days 1, 3, 7, and 14 instead of studying it all in one session. Which principle explains why this schedule is likely to improve long-term retention?

Distributing practice over time strengthens memory more than massing it. Correct answer.
Studying in a single long session produces the strongest long-term recall.
Reviewing only when feeling confident prevents forgetting entirely.
Reading the list repeatedly without testing is the most efficient method.

Explanation

Spaced or distributed practice involves revisiting material at increasing intervals, which produces better long-term retention than cramming in a single session. The gap between sessions gives memory consolidation time and makes each retrieval slightly effortful, strengthening the memory trace.

Question 2Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which study activity is the clearest example of active recall?

Copying definitions from a glossary into a notebook.
Closing the book and writing what you recall. Correct answer.
Listening to a lecture recording while walking.
Rereading a chapter and highlighting key sentences.

Explanation

Active recall means retrieving information from memory without looking at the source. Closing the book and reconstructing the material forces retrieval, which strengthens memory more than passive review.

Question 3Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which item is best described as a primary source for a research project on a historical event?

A later textbook chapter that summarizes the event.
An encyclopedia entry written by an anonymous editor.
A documentary film produced fifty years afterward.
A diary by a witness who was present at the event. Correct answer.

Explanation

A primary source is a firsthand record created by a participant or witness at the time of the event. Diaries, letters, photographs, and original documents are typical examples.

Question 4Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In the SMART framework for goal setting, what does the letter M represent?

Motivational
Manageable
Measurable Correct answer.
Meaningful

Explanation

SMART stands for Specific, Measurable, Achievable, Relevant, and Time-bound. 'Measurable' means the goal includes a concrete indicator so progress can be tracked.

Question 5Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In the Cornell note-taking system, which area of the page is reserved for a brief summary of the notes?

The bottom section Correct answer.
The top title line
The wide right note-taking column
The narrow left cue column

Explanation

Cornell notes divide the page into a narrow left cue column, a wide right notes column, and a summary area at the bottom. The bottom section is used to summarize the page's key ideas after the lecture.

Question 6Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A study finds that students who eat breakfast score higher on a test. Which conclusion is most justified?

Eating breakfast directly causes higher test scores.
They are associated, but causation is not established. Correct answer.
Breakfast has no relationship with test scores at all.
Higher test scores cause students to eat breakfast.

Explanation

A correlation shows that two variables vary together, but it does not by itself show that one causes the other. Other factors, such as sleep or family routine, could influence both breakfast and test performance.

Question 7Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which action constitutes plagiarism in academic writing?

Quoting a source in quotation marks with a citation.
Summarizing common knowledge without a citation.
Using another author's idea without giving credit. Correct answer.
Citing a source and then paraphrasing its argument accurately.

Explanation

Plagiarism is presenting someone else's words or ideas as one's own. Using an author's idea without attribution violates this norm even if the wording is changed.

Question 8Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

What is the main purpose of peer review in academic publishing?

To evaluate research quality before publication. Correct answer.
To help authors market their articles to the public.
To replace the need for ethical approval of research.
To guarantee that a study's results are correct.

Explanation

Peer review asks independent experts to evaluate a manuscript's methods, evidence, and significance before publication. It is a quality-control step, not a guarantee of correctness.

Question 9Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A student notices that she understands a chapter while reading but cannot answer practice questions later. She decides to add self-testing to her study routine. This behavior best illustrates which concept?

Rote memorization
Selective attention
Classical conditioning
Metacognition Correct answer.

Explanation

Metacognition involves monitoring one's own understanding and adjusting strategies accordingly. Recognizing a gap between reading and retrieval, then changing study methods, is a metacognitive response.

Question 10Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which sequence lists Bloom's revised taxonomy levels from lower-order to higher-order thinking?

Remember, Apply, Understand, Evaluate, Analyze, and Create
Understand, Remember, Analyze, Apply, Create, and Evaluate
Apply, Remember, Understand, Analyze, Evaluate, and Create
Remember, Understand, Apply, Analyze, Evaluate, Create Correct answer.

Explanation

The revised Bloom's taxonomy orders cognitive processes as Remember, Understand, Apply, Analyze, Evaluate, and Create. The sequence moves from basic recall toward complex production.

Question 11Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A researcher defines 'stress' as a score on a validated 10-item questionnaire. This definition is best described as:

An operational definition Correct answer.
A correlation coefficient
A random sample
A hypothesis

Explanation

An operational definition specifies exactly how a variable will be measured in a study. Defining stress by a particular questionnaire score makes the variable concrete and replicable.

Question 12Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In an experiment testing whether background music affects reading speed, what is the independent variable?

The participants' prior reading ability
The difficulty of the reading passage
The reading speed of participants
The background music condition Correct answer.

Explanation

The independent variable is the factor the researcher manipulates. Here the researcher controls whether music is present or what type is played, and then measures reading speed.

Question 13Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A student searches only for articles that support his existing opinion and ignores contradictory evidence. Which bias does this illustrate?

Anchoring bias
Hindsight bias
Availability heuristic
Confirmation bias Correct answer.

Explanation

Confirmation bias is the tendency to seek, interpret, and remember information that confirms existing beliefs. Ignoring contradictory evidence is a classic sign of this bias.

Question 14Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A bathroom scale gives the same reading every time a person steps on it, but the reading is always 5 kilograms too high. Which statement best describes the scale?

It is valid but not reliable.
It is both valid and reliable.
It is reliable but not valid. Correct answer.
It is neither reliable nor valid.

Explanation

Reliability refers to consistency of measurement, while validity refers to measuring what is intended. The scale is consistent, so it is reliable, but the constant error makes it inaccurate, so it is not valid.

Question 15Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Why do researchers often use random sampling when selecting participants?

It ensures that the study will have high internal validity.
It guarantees that every participant will complete the study.
It makes the sample more likely to represent the population. Correct answer.
It eliminates all measurement error in the study.

Explanation

Random sampling gives each member of a population a known chance of selection, which reduces selection bias. A representative sample improves the generalizability of findings to the broader population.

Question 16Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which instructional design choice best reduces extraneous cognitive load for novice learners?

Removing extraneous text and aligning words with images Correct answer.
Requiring learners to discover every step without guidance
Adding decorative animations to every slide
Presenting all instructions in a dense paragraph

Explanation

Extraneous cognitive load comes from information or presentation choices that do not support learning. Removing decorative elements and spatially aligning related words and visuals frees working memory for essential processing.

Question 17Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A student learns a statistical formula in math class and later applies it correctly in a psychology research methods course. This is an example of:

Stimulus generalization
Observational learning
Transfer of learning Correct answer.
Rote rehearsal

Explanation

Transfer of learning occurs when knowledge or skills acquired in one context are applied in another. Applying a formula across courses demonstrates transfer.

Question 18Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which type of feedback is most likely to improve a student's performance on a complex writing task?

Delayed general comments after the course has ended
Praise for effort alone without reference to the work
A single grade with no comments at the end of the term
Specific, actionable comments during the drafting process Correct answer.

Explanation

Effective feedback is specific, timely, and actionable. Comments tied to the writing during the drafting process give the student concrete ways to improve.

Question 19Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

What is the correct order of steps in the SQ3R reading method?

Survey, Question, Read, Recite, Review Correct answer.
Survey, Read, Question, Review, Recite
Read, Survey, Question, Review, Recite
Question, Survey, Recite, Read, Review

Explanation

SQ3R stands for Survey, Question, Read, Recite, and Review. The learner first previews the text, forms questions, reads actively, recites key points, and reviews the material.

Question 20Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which statement best reflects a growth mindset?

Talent alone determines success, so effort matters little.
Intelligence is fixed and cannot be changed.
Failure shows that a person lacks natural ability.
Abilities can improve through effort and strategy. Correct answer.

Explanation

A growth mindset holds that abilities are developable through effort, strategies, and feedback. It contrasts with a fixed mindset, which treats ability as static.

Question 21Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A study reports a statistically significant difference with a very small effect size. What is the most accurate interpretation?

It is unlikely due to chance but may lack practical importance. Correct answer.
The difference is large and practically important because it is significant.
The result is not statistically significant because the effect size is small.
The study must have used a biased sample to produce this result.

Explanation

Statistical significance indicates the probability of observing the result under the null hypothesis, not the magnitude of the effect. A small effect size can be statistically significant, especially in large samples, while having limited practical importance.

Question 22Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A tightly controlled laboratory experiment finds a strong causal effect but uses a highly artificial task. Which trade-off does this illustrate?

High reliability but no validity
High statistical power but no effect size
High internal validity but low external validity Correct answer.
High external validity but low internal validity

Explanation

Internal validity concerns whether the design supports causal conclusions, while external validity concerns generalizability to other settings. Tight control can strengthen causal inference while artificial conditions limit generalization.

Question 23Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In a study of whether a new tutoring program improves grades, students who volunteer for tutoring are also more motivated than non-volunteers. What role does motivation play?

It is a control variable.
It is the independent variable.
It is the dependent variable.
A confounding variable Correct answer.

Explanation

A confounding variable is associated with both the independent variable and the outcome, creating an alternative explanation for the result. Motivation could influence both volunteering for tutoring and grades.

Question 24Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A deductive argument has a valid logical form but one false premise. What is the argument's status?

It is sound because the form is valid.
It is valid but unsound. Correct answer.
It is sound but not valid.
It is invalid because a premise is false.

Explanation

An argument is valid when the conclusion follows necessarily from the premises, regardless of whether the premises are true. Soundness requires both validity and actually true premises, so a false premise makes the argument unsound.

Question 25Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A p-value of 0.04 in a hypothesis test is best interpreted as:

There is a 96% chance that the alternative hypothesis is true.
There is a 4% chance that the null hypothesis is actually true.
Extreme results like these would occur 4% of the time under the null. Correct answer.
The effect size is 0.04 standard deviations in this analysis.

Explanation

A p-value is the probability of obtaining data at least as extreme as observed, assuming the null hypothesis is true. It is not the probability that the null hypothesis is true or that the alternative is true.

Question 26Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In a randomized experiment, what is the main purpose of a control group?

To increase sample size without adding cost
To ensure every participant receives the treatment
To eliminate the need for random assignment
To provide a baseline for comparison Correct answer.

Explanation

A control group receives no treatment or the standard treatment, so its outcomes show what would happen without the new intervention. Comparing the treatment group with this baseline helps researchers attribute differences to the intervention rather than to other factors.

Question 27Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A participant in a pain study reports less pain after receiving an inactive pill. This improvement is best explained by:

Regression to the mean
Sampling error
The nocebo effect
The placebo effect Correct answer.

Explanation

The placebo effect occurs when a person experiences real or perceived improvement after an inactive treatment because of expectation or belief. The pill contains no active ingredient, so the change is not due to a pharmacological effect.

Question 28Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which element is essential to informed consent in research with human participants?

Risk disclosure and voluntary consent Correct answer.
Payment of participants
Approval by a funding agency
Use of a control group

Explanation

Informed consent requires that participants understand the study's purpose, procedures, risks, and benefits and voluntarily agree to take part. It also includes the right to withdraw without penalty.

Question 29Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

What is the possible range of values for a Pearson correlation coefficient?

0 to 100
0 to 1
−10 to +10
−1 to +1 Correct answer.

Explanation

A Pearson correlation coefficient measures the strength and direction of a linear relationship. It ranges from −1 through 0 to +1, where the sign shows direction and the absolute value shows strength.

Question 30Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which item is a primary source for a literature review?

A textbook chapter summarizing many studies
An encyclopedia entry about the topic
The original study report Correct answer.
A news article reporting on a study

Explanation

A primary source presents original data or first-hand analysis produced by the researchers who conducted the study. Secondary sources summarize, interpret, or report on primary sources.

Question 31Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A student searching a database wants articles that discuss both 'sleep' and 'memory'. Which search strategy is most appropriate?

sleep NOT memory
sleep* memory?
sleep OR memory
sleep AND memory Correct answer.

Explanation

The AND operator requires that both search terms appear in the results, so 'sleep AND memory' narrows the search to items covering both concepts. OR broadens a search, while NOT excludes terms.

Question 32Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

For the data set 3, 7, 8, 12, 15, what is the median?

12
8 Correct answer.
9
7

Explanation

The median is the middle value when the data are ordered from smallest to largest. In this set of five values, the third value is 8, so the median is 8.

Question 33Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In research, a hypothesis is best described as:

A proven fact accepted by experts
A summary of data collected in a study
A testable prediction about variable relationships Correct answer.
A broad explanation supported by many studies

Explanation

A hypothesis is a specific, testable statement that predicts a relationship between variables or an outcome. It is evaluated with data rather than assumed to be true in advance.

Question 34Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Why do experimenters use random assignment when forming treatment and control groups?

To make groups similar before treatment Correct answer.
To prevent participants from knowing their group
To ensure the sample represents the population
To guarantee statistically significant results

Explanation

Random assignment distributes participant characteristics across groups by chance, so the groups tend to be similar before the treatment begins. This reduces systematic differences that could confound the comparison.

Question 35Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A researcher finds that students who attend more tutoring sessions also earn higher grades. Students who attend tutoring are also more motivated. In this example, motivation is:

The independent variable
A control variable
The dependent variable
A confounding variable Correct answer.

Explanation

Motivation is related both to attending tutoring and to earning higher grades, so it offers an alternative explanation for the observed association. A variable that varies with the supposed cause and affects the outcome is a confounder.

Question 36Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A Type I error occurs when a researcher:

Accepts a true alternative hypothesis
Rejects a true null hypothesis Correct answer.
Uses a biased sample
Fails to reject a false null hypothesis

Explanation

A Type I error is a false positive: the null hypothesis is actually true, but the test leads the researcher to reject it. Its probability is controlled by the significance level, alpha.

Question 37Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Two classes have the same mean exam score, but Class A has a much larger standard deviation than Class B. What does this indicate?

Class A's scores are all identical
Class A's scores are more spread out Correct answer.
Class A has a higher average score
Class B has more students

Explanation

Standard deviation measures how far scores typically fall from the mean. A larger standard deviation means the scores are more dispersed around that mean, not that the mean itself is higher.

Question 38Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which feature is most characteristic of qualitative research?

Statistical hypothesis testing
Rich narrative data about experiences Correct answer.
Random assignment to conditions
Numerical measurement of variables

Explanation

Qualitative research often explores meanings, experiences, and contexts through interviews, observations, or text. Its data are typically narrative or descriptive rather than primarily numerical.

Question 39Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

What is the main purpose of a literature review in a research report?

To situate the study within existing knowledge Correct answer.
To replace the need for a methods section
To present new data collected by the authors
To list every article ever published on the topic

Explanation

A literature review summarizes and evaluates prior work to show what is known, what is disputed, and where gaps remain. It thereby explains how the new study contributes to the field.

Question 40Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which action is an acceptable way to use another author's idea in your paper?

Paraphrasing with a citation Correct answer.
Changing a few words but keeping the original structure
Using an idea without citation because it is common knowledge
Copying an exact sentence without quotation marks

Explanation

Paraphrasing means restating an idea in your own words and sentence structure while crediting the original source. A citation is required because the idea belongs to another author.

Question 41Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In a double-blind drug trial, who does not know which participants receive the active drug?

Only the pharmacist preparing the drug
Only participants
Only the statistician analyzing data
Participants and interacting researchers Correct answer.

Explanation

Double-blind means both the participants and the researchers who interact with them are unaware of group assignment. This reduces expectancy effects and bias in administering or assessing the treatment.

Question 42Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Why is replication important in science?

It checks whether findings are consistent Correct answer.
It allows researchers to skip reporting methods
It eliminates the need for peer review
It guarantees that a theory is true

Explanation

Replication involves repeating a study to see whether the same result occurs under similar or varied conditions. Consistent findings increase confidence, while failures to replicate can reveal limits or errors.

Question 43Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A survey about illegal drug use is mailed to households. Many people refuse to answer or underreport use. This is primarily an example of:

Response bias Correct answer.
Observer bias
The placebo effect
Sampling error

Explanation

Response bias occurs when participants' answers are systematically distorted, for example because a topic is sensitive and people underreport stigmatized behavior. Refusals and underreporting can make the survey results inaccurate.

Question 44Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

An argument that attacks a person's character instead of addressing the evidence commits which fallacy?

False dilemma
Straw man
Ad hominem Correct answer.
Slippery slope

Explanation

An ad hominem fallacy replaces evaluation of the argument with an attack on the person making it. The character or motives of the speaker are irrelevant to whether the evidence and reasoning are sound.

Question 45Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which statement is an example of inductive reasoning?

Either we fund the program or it fails; we fund it; so it will not fail
If it rains, the ground is wet; it rains; so the ground is wet
All mammals have hair; a dog is a mammal; so it has hair
The last five coins were heads, so the next is likely heads Correct answer.

Explanation

Inductive reasoning uses specific observations to infer a probable general pattern or future outcome. The conclusion goes beyond the observed cases and is therefore probabilistic rather than guaranteed.

Question 46Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

A researcher creates a new questionnaire to measure 'anxiety' but finds it correlates strongly with measures of 'depression'. Which type of validity is most threatened?

Statistical power
Inter-rater reliability
Construct validity Correct answer.
Test-retest reliability

Explanation

Construct validity concerns whether a measure actually reflects the intended construct rather than something else. A strong overlap with depression suggests the questionnaire may not distinguish anxiety from depression, threatening construct validity.

Question 47Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Statistical power is the probability of:

Correctly retaining a true null hypothesis
Making a Type I error
Correctly rejecting a false null hypothesis Correct answer.
Obtaining a representative sample

Explanation

Power is the probability that a study will detect an effect when the effect truly exists, which means rejecting a false null hypothesis. Power increases with larger samples, larger effects, and lower variability.

Question 48Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Which statement best describes the relationship between a theory and a hypothesis?

A hypothesis is broader than a theory
A theory is an untested guess
A hypothesis is a proven theory
A theory generates testable hypotheses Correct answer.

Explanation

A theory is a broad explanatory framework that organizes existing evidence and can generate specific, testable hypotheses. The hypotheses are then evaluated with data, which may support, refine, or challenge the theory.

Question 49Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

In research, anonymity differs from confidentiality because anonymity means:

Names are private but known to the researcher
The researcher cannot link data to identities Correct answer.
Participants may withdraw at any time
Data are stored in a locked cabinet

Explanation

Anonymity means the researcher cannot connect a response or datum to a particular participant's identity. Confidentiality means the researcher can make that link but promises not to disclose it publicly.

Question 50Unverified placeholder - foundational knowledge area (content outline not yet confirmed)

Participants in an experiment guess the study's purpose and change their behavior to match it. This threat is called:

Demand characteristics Correct answer.
Regression to the mean
Experimenter bias
Selection bias

Explanation

Demand characteristics are cues in a study that suggest what behavior is expected, leading participants to alter their responses. They threaten validity because observed behavior may reflect guessing the hypothesis rather than the intended manipulation.