Tamil Nadu HSE First Year Business Mathematics and Statistics case studies
Tamil Nadu HSE First Year Business Mathematics and Statistics · Put your knowledge to work in context.
Business Mathematics and Statistics is the Class XI (Plus One) elective taken by commerce-group students under the Tamil Nadu State Board, normally alongside Accountancy, Commerce and Economics. Its purpose is to build the quantitative toolkit that later degrees assume: matrices for handling business equations, algebra for counting and binomial expansion, coordinate geometry and calculus for marginal and cost analysis, and a full statistics strand running from averages and dispersion through probability to correlation and regression. The Tamil Nadu HSE First Year Business Mathematics and Statistics case studies are 5 cases and about 2,616 words.
1Exact resource planning for a three-pack cooperative
A village industrial cooperative in Thanjavur makes three gift packs, P1, P2 and P3, from labour hours, packing film and fragrance sachets. Each unit of P1 needs 2 labour hours, 1 film sheet and 1 sachet; each P2 needs 1 labour hour, 2 film sheets and 1 sachet; each P3 needs 1 labour hour, 1 film sheet and 2 sachets.
633 words, about 3 min2Comparing two-year deposit schemes for a tailoring unit
A tailoring unit in Coimbatore has Rs 80,000 of surplus funds that it will not need for two years, when it plans to buy a computerised sewing machine. Bank A offers a two-year cumulative deposit at 8.4% per annum compounded quarterly.
497 words, about 2 min3Combining two sections' test results
The examination committee of a large higher secondary school is comparing two sections in a 50-mark business mathematics test. Section A has 40 students with mean 62 and standard deviation 8.
495 words, about 2 min4Tracing defective bolts across three machines
A fastener unit operates three machines, M1, M2 and M3. On a typical day M1 makes 50% of the output, M2 30% and M3 20%.
428 words, about 2 min5Pricing snack packs under capacity and a per-pack fee
A school canteen is introducing a new snack pack. A trial in a similar school suggests that at a price of Rs p per pack, daily demand is x = 240 - 2p packs, so the inverse demand relation is p = 120 - 0.5x.
563 words, about 3 min