The Census Bureau reports the average commute time for citizens of Cleveland Ohio is 33...
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The Census Bureau reports the average commute time for citizens of Cleveland Ohio is 33 minutes To see if the commute time is different in the winter a random sample of 40 drivers were surveyed The average commute time for the month of January was calculated to be 34 2 minutes and the population standard deviation is assumed to be 7 5 minutes At the 0 05 level of significance can it be concluded that the commuting times are different in the winter a What are the null and alternative hypotheses O O Hoi u 33 H 33 Hoi A 33 H 33 Hoi H 33 H 33 b What is the test statistic Round to 2 decimal places c What is the p value Round to 4 decimal places d Which is the decision O Fail to reject the null hypothesis O Reject the null hypothesis e Which is the interpretation of the decision There IS NOT enough evidence to concluded that the mean commute times are different in the winter
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