Access the hourly wage data on the text website (Hourly_Wage). An economist wants to test if the
Question:
a. State the null and the alternative hypotheses for the test.
b. Use the function Z.TEST to calculate the p-value. Assume that the population standard deviation is $6.
c. At α = 0.05 what is the conclusion to the test? Is the average hourly wage less than $22?
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a H 0 22 H A 22 b Excel CommandZTEST A2A51 2...View the full answer
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Related Book For 
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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