7. The average salary of North Carolina is reported to be $50,781. After completing a survey of 120 North Carolinians, you find that the sample shows a mean of $51,203 with a standard deviation of $2,409. With a significance level of 0.01, conduct a hypothesis test to test the claim that the average salary of all North Carolinians is greater than $50,781. (Be sure to show all steps of the hypothesis test)
7. The average salary of North Carolina is reported to be $50,781. After completing a survey of 120 North Carolinians, you find that the sample shows a mean of $51,203 with a standard deviation of $2,409. With a significance level of 0.01, conduct a hypothesis test to test the claim that the average salary of all North Carolinians is greater than $50,781. (Be sure to show all steps of the hypothesis test)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 1GP
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