(b) Suppose the researcher wants to estimate the mean with a margin of error of no more than $20 with 99% confidence. This could be challenging, though, because the typical American tends to give anywhere from $0 to $216. What is the minimum number of people he should survey? (Use a table or technology.)
(b) Suppose the researcher wants to estimate the mean with a margin of error of no more than $20 with 99% confidence. This could be challenging, though, because the typical American tends to give anywhere from $0 to $216. What is the minimum number of people he should survey? (Use a table or technology.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 8SGR
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