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Description: In a certain country a newspaper reports that the average salary of a teacher in the country is $54,000. The teachers in their country think that the average salary is less than then reported, And wish to conduct a significance test (hypothesis test)

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015

1st Edition

ISBN:9781680331141

Author:HOUGHTON MIFFLIN HARCOURT

Publisher:HOUGHTON MIFFLIN HARCOURT

Chapter11: Data Analysis And Displays

Section: Chapter Questions

Problem 1CA

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In a certain country a newspaper reports that the average salary of a teacher in the country is $54,000. The teachers in their country think that the average salary is less than then reported, And wish to conduct a significance test (hypothesis test). Which of this hypothesis would be appropriate?

Answer choices :

Ho: mu = $54,000; Ha: mu not = $54,000

Ho: mu = $54,000; Ha: mu > $54,000

Ho: mu = $54,000 ; Ha: mu < $54,000

Ho: mu not = $54,000; Ha: mu = $54,000

Ho: mu > $54,000; Ha: mu = $54,000

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