MS Module 2 Confidence intervals – homework assignment
(The attached PDF file has better formatting.)
Homework assignment:
Solve either one of the following end of chapter problems, showing all work. The numerical answers are in the appendix to the textbook; for the homework assignment, show how the answer is derived.
● Problem 5 on page 384 (1st ed) / page 391 (2nd ed). ○ Parts (a) and (b): show how to derive the confidence intervals. ○ Parts (c) and (d): show how to derive the minimum sample sizes. ● Problem 23 on page 392 (1st ed) / page 400 (2nd ed). ○ Part (a): show how to derive the 99% confidence interval for p. ○ Part (b): the textbook explains what value of p to use.
|