Construct a 95% confidence interval for the population mean, μ. Assume the population has a normal distribution. A sample of 20 college students had mean annual earnings of $3120 with a standard deviation of $677. answer choices : A.) (1324,1567) b)(2135,2567) c) ( 2657,2891) d)( 2803,3437
Construct a 95% confidence interval for the population mean, μ. Assume the population has a normal distribution. A sample of 20 college students had mean annual earnings of $3120 with a standard deviation of $677. answer choices : A.) (1324,1567) b)(2135,2567) c) ( 2657,2891) d)( 2803,3437
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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Question
Construct a 95% confidence interval for the population
μ.
Assume the population has a
answer choices :
A.) (1324,1567)
b)(2135,2567)
c) ( 2657,2891)
d)( 2803,3437
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