ORELA Mathematics (NT304) case studies
ORELA Mathematics (NT304) · Put your knowledge to work in context.
NT304 Mathematics is a National Evaluation Series™ test listed in the ORELA program, the assessment system Oregon uses for educator licensure. The official test table labels it "Mathematics (for testing through 8/31/2027)," which means the current published availability window for this version ends on that date; a separate entry, NT326 Mathematics, is listed alongside it without an end date. The ORELA Mathematics (NT304) case studies are 5 cases and about 4,750 words.
1Diagnosing Slope Misconceptions in Algebra I
A ninth-grade Algebra I class of 28 students completed a quick exit ticket after a lesson on rate of change. The item showed a table: x = 2, 4, 6, 8; y = 5, 9, 13, 17.
939 words, about 5 min2Evaluating a Compound Probability Benchmark Item
A marble is drawn, its color is recorded, and it is put back. Then a second marble is drawn.
921 words, about 5 min3Choosing and Reporting a Measure of Spread
An 11th-grade statistics class of 24 students is comparing the spread of two data sets. Set A is 6, 8, 10, 10, 12, 14; Set B is 9, 9, 10, 10, 11, 11.
958 words, about 5 min4Scaffolding a Rectangle Diagonal Proof
Tenth-grade geometry students in a class of 30 were asked to prove that the diagonals of rectangle ABCD are congruent, using a statement-reason table. Student work fell into four groups: 17 students wrote "the diagonals are congruent because a rectangle has congruent diagonals"; 6 drew the diagonals and wrote "they look the same length, so they are congruent"; 4 attempted triangle congruence but cited SSA or omitted the right-angle correspondence; 3 produced a complete proof using SAS with the shared side and right angles.
967 words, about 5 min5Critiquing a Linear Model for Fundraiser Revenue
A school store sells 400 notebooks per month at 2.00 each. A student survey suggests that for each 0.25 increase in price, monthly sales will fall by 25 notebooks.
965 words, about 5 min