State the null and alternative hypotheses we should use to test whether the population mean hourly wage in the manufacturing industry differs from the population mean hourly wage in the goods-producing industries. b. Suppose a sample of 30 employees from the manufacturing industry showed a sample mean of $23.89 per hour. Assume a population standard deviation of $2.40 per hour and compute the p-value. With a = .05 as the level of significance, what is a. your conclusion? C.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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State the null and alternative hypotheses we should use to test whether the population
mean hourly wage in the manufacturing industry differs from the population mean
hourly wage in the goods-producing industries.
b. Suppose a sample of 30 employees from the manufacturing industry showed a sample
mean of $23.89 per hour. Assume a population standard deviation of $2.40 per hour
and compute the p-value.
With a = .05 as the level of significance, what is
a.
your
conclusion?
C.
Transcribed Image Text:State the null and alternative hypotheses we should use to test whether the population mean hourly wage in the manufacturing industry differs from the population mean hourly wage in the goods-producing industries. b. Suppose a sample of 30 employees from the manufacturing industry showed a sample mean of $23.89 per hour. Assume a population standard deviation of $2.40 per hour and compute the p-value. With a = .05 as the level of significance, what is a. your conclusion? C.
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