A wildlife study is designed to find the mean weight of salmon caught by an Alaskan fishing company. A preliminary study of a random sample of 50 salmon showed standard deviation equal to 2.151 pounds. How large a sample should be taken to be 99% confident that the sample mean is within 0.20 pound of the true mean weight?
A wildlife study is designed to find the mean weight of salmon caught by an Alaskan fishing company. A preliminary study of a random sample of 50 salmon showed standard deviation equal to 2.151 pounds. How large a sample should be taken to be 99% confident that the sample mean is within 0.20 pound of the true mean weight?
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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A wildlife study is designed to find the mean weight of salmon caught by an Alaskan
fishing company. A preliminary study of a random sample of 50 salmon showed standard
deviation equal to 2.151 pounds. How large a sample should be taken to be 99% confident
that the sample mean is within 0.20 pound of the true mean weight?
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