Question:

The Bureau of the Census reports the average commuting time

Last updated: 5/9/2023

The Bureau of the Census reports the average commuting time

The Bureau of the Census reports the average commuting time for citizens of both Baltimore Maryland and Miami Florida To see if their commuting times appear to be any different in the winter random samples of drivers were surveyed in each city and the average commuting time for the month of January was calculated for both cities The results are provided below Sample size Sample mean min Population Standard Deviation Hoi HH2 ng i O O H1 H1 H 0 Hoi Hn Hz 0 O H1 H1 H 0 At the 0 06 level of significance can it be concluded that the commuting times are different in the winter a Which are the null and alternative hypotheses Ho H1 H2 0 H H1 H O Hoi Hi H2 0 OH H1 H 0 Miami X 4 40 31 2 7 2 b What is the test statistic Round to 2 decimal places c What is the p value Round to 4 decimal places Baltimore X 35 28 5 9 1