If we want to provide a 95% confidence interval for the mean of a population when the population standard deviation is known, the appropriate value for zα/2 is a. 1.960 b. 1.485 c. 2.233 d. 1.645
If we want to provide a 95% confidence interval for the mean of a population when the population standard deviation is known, the appropriate value for zα/2 is a. 1.960 b. 1.485 c. 2.233 d. 1.645
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 14PPS
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If we want to provide a 95% confidence interval for the mean of a population when the population standard deviation is known, the appropriate value for zα/2 is
a. 1.960
b. 1.485
c. 2.233
d. 1.645
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