a) Using the minimum sample size determination formula, find the minimum sample size needed if you want to be 85% confident that the sample mean 63.26262626 is within 2 units (margin of error E = 2). (n=99) b) What if the sample mean was 69.21518987? (n=79)
a) Using the minimum sample size determination formula, find the minimum sample size needed if you want to be 85% confident that the sample mean 63.26262626 is within 2 units (margin of error E = 2). (n=99) b) What if the sample mean was 69.21518987? (n=79)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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