For the confidence interval in Exercise 13: a) How large would the sample size have to be

Question:

For the confidence interval in Exercise 13:
a) How large would the sample size have to be to cut the margin of error in half?
b) About how large would the sample size have to be to cut the margin of error by a factor of 10?
Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

Business Statistics

ISBN: 9780321925831

3rd Edition

Authors: Norean Sharpe, Richard Veaux, Paul Velleman

Question Posted: