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A revenue department is under orders to reduce the time small business owners spend filling out...

A revenue department is under orders to reduce the time small business owners spend filling out the ABC-5500 pension form. Previously the average time spent on the form was 5.8 hours. In order to test whether the time to fill out the form has been reduced, a sample of 60 small business owners who annually complete the form was randomly chosen, and their completion times recorded. In order to test that the average time to complete the form has been reduced, state the appropriate null and alternative hypotheses.

H0:      

Ha:

math   Statistics-And-Probability   
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Answer #1

This is the left tailed test .

The null and alternative hypothesis is

H0 : = 5.8

Ha : < 5.8

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