Suppose a random sample of 50 basketball players showed the average height to be 78 inches. Also assume that the population standard deviation is 1.5 inches. a. Find a 99% confidence interval for the population mean height. b. Find a 95% confidence interval for the population mean height. c. Find a 90% confidence
Suppose a random sample of 50 basketball players showed the average height to be 78 inches. Also assume that the population standard deviation is 1.5 inches. a. Find a 99% confidence interval for the population mean height. b. Find a 95% confidence interval for the population mean height. c. Find a 90% confidence
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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Suppose a random sample of 50 basketball players showed the average height to be 78 inches. Also assume that the population standard deviation is 1.5 inches.
a. Find a 99% confidence interval for the population mean height.
b. Find a 95% confidence interval for the population mean height.
c. Find a 90% confidence interval for the population mean height.
d. Find an 85% confidence interval for the population mean height.
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