Me 19 Question 8 Of 10 1 Point Question Attempt 1 Of 1 Commuting To Work A Community Survey Sampled 1923 People In Col 1 (47.82 KiB) Viewed 20 times
Me 19 Question 8 Of 10 1 Point Question Attempt 1 Of 1 Commuting To Work A Community Survey Sampled 1923 People In Col 2 (32.52 KiB) Viewed 20 times
Me 19 Question 8 Of 10 1 Point Question Attempt 1 Of 1 Commuting To Work A Community Survey Sampled 1923 People In Col 3 (37.79 KiB) Viewed 20 times
me 19 Question 8 of 10 (1 point Question Attempt 1 of 1 Commuting to work: A community survey sampled 1923 people in Colorado and asked them how long it took then Español commute to work each day. The sample mean one-way commute time was 25.5 minutes with a standard deviation of 13 minutes. A transportation engineer claims that the mean commute time differs from 25 minutes. Do the data provide convincing evidence that the engineer's claim is true? Use the a=0.05 level of significance and the P-value method with the critical Values for the Student's Distribution Table. do Part 1 of 5 (a) State the appropriate null and alternate hypotheses. D< > H: H = 25 H: #25 This hypothesis test is a two-tailed test. х 5 Part 2 of 5 (b) Compute the value of the test statistic. Round the answer to at least three decimal places. 1 = 1.687 X 5
Espan Part 3 of 5 Select the correct interval for the P-value. OP-value <0.025 alle х o 0.05< P-value <0.1 lo 0.025< P-value <0.05 P-value > 0.1 Part 4 of 5 Determine whether to reject H Do not reject the null hypothesis H х
Espanol Part 4 of 5 Determine whether to reject Ho Do not reject the null hypothesis H. dll. х х S Part: 4/5 Part 5 of 5 (c) State a conclusion There is not enough evidence to conclude that the mean commute time differs from 25 minutes. Х 5 Candians Submit Ardianment
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