Question 3 of 13 (5 points) | Attempt 1 of 1 View question in a popup | @ 1 5m Remaining 8.3 Section Exercise 19 Commute Time to Work A survey of 15 large U.S. cities finds that the average commute time one way is 25.4 minutes. A olo chamber of commerce executive feels that the commute time in his city is less and wants to publicize this. He randomly selects 26 commuters and finds the average is 24.4 minutes with a standard deviation of 5.3 minutes. At a = 0.01, is he correct? Assume the population is normally distributed. Part 1 of 5 (a) State the hypotheses and identify the claim. H: not claim H : claim This hypothesis test is a two-tailed test. Part: 1 / 5 Part 2 of 5 (b) Find the critical value(s). Round the answer to three decimal places, if necessary. If there is more than one critical value, separate them with commas. Critical value(s)