Commuting to work:A community survey sampled

1923

people in Colorado and asked them how long it took them to commute to work eachday.The sample mean one-way commute time was 25.8

minutes with a standard deviation of 13

minutes.A transportation engineer claims that the mean commute time is greater than

25

minutes.Do the data provide convincing evidence that the engineer's claim istrue?Use the = 0.10

level of significance and the critical value method with theCritical Values for the Student's t Distribution Table.

Part 1 of 5

(a) State the appropriate null and alternate hypotheses. use greater than, less than, or = symbols were necessary.

:H0 :H1 This hypothesis test is a (Choose one) test. left, right, or two tailed test?

What is the P- value?

Do we reject or fail to reject the hypotheses?