The monthly earnings of a group of business students are normally distributed with a standard deviation of 532 dollars. A researcher wants to estimate the mean monthly earnings of all business students. Find the sample size needed to have a confidence level of 93% and a margin of error of 132 dollars. O a. 58 O b. 46 O c. 76 O d. 54
The monthly earnings of a group of business students are normally distributed with a standard deviation of 532 dollars. A researcher wants to estimate the mean monthly earnings of all business students. Find the sample size needed to have a confidence level of 93% and a margin of error of 132 dollars. O a. 58 O b. 46 O c. 76 O d. 54
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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