Question: Write the null and alternative hypotheses for the following example. Determine if the example is a case of a two-tailed, a left-tailed, or a right-tailed

Write the null and alternative hypotheses for the following example. Determine if the example is a case of a two-tailed, a left-tailed, or a right-tailed test.

To test if the mean number of hours spent working per week by college students who hold jobs is different from 20 hours.

H0:=20hours,H1:>20hours, right-tailed test

H0:=20hours,H1:<20hours, left-tailed test

H0:20hours,H1:20hours, two-tailed test

H0:=20hours,H1:<20hours, two-tailed test

H0:=20hours,H1:20hours, right-tailed test

pick correct

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