Bus 302l statistics - Study guides, Class notes & Summaries

BUS 302L – STATISTICS EXAM QUESTIONS WITH CORRECT ANSWERS....

BUS 302L – Statistics Questions and Answers | Latest Update | 2024/2025 | Graded A+ 1. **Which statement correctly describes the probabilities of type I and type II errors in hypothesis testing?** - a. Type I error probability (α) is the probability of rejecting a true null hypothesis. - b. Type II error probability (β) is the probability of failing to reject a false null hypothesis. - c. Type II error probability (α) is the probability of a type II error. - d. Type I error pr...

BUS 302L STATS QUESTIONS AND ANSWERS | LATEST UPDATE GRADED A+ **When computing the variance of a sample, what is the divisor used?** Choices: - n - n + 1 - n - 1 - n - 2 Answer: n - 1 **What does a "not equal to" rejection region consist of in hypothesis testing?** Choices: - 1 region - 2 regions; left and right tail - 3 regions - 4 regions Answer: 2 regions; left and right tail **If the correlation coefficient between two variables is 1, what is the standard ...

Which is the following is correct? a. The probability of a type I error is β. b. The probability of a type II error is (1 - β). c. The probability of a type II error is α. d. The probability of a type I error is (1 - α). e. none of the above ~~> e. none of the above A manufacturer of contact lenses is studying the curvature of the lenses it sells. In particular, the last 500 lenses sold had an average curvature of 0.5. The population is 2 | P a g e | © copyright 2024/2025 | G...

BUS 302L – Statistics Exam Study Guide with Complete Solutions e. none of the above - Answer-Which is the following is correct? a. The probability of a type I error is β. b. The probability of a type II error is (1 - β). c. The probability of a type II error is α. d. The probability of a type I error is (1 - α). e. none of the above d. all the lenses sold by the manufacturer. - Answer-A manufacturer of contact lenses is studying the curvature of the lenses it sells. In particular,...