The city of Tucson, Arizona, employs people to assess the value of homes for the purpose of calculating real estate tax. The city manager sends each assessor to the same five homes and then compares the results. The information is given here, in thousands of dollars. Can we conclude that there is a difference in the assessors?

a. What are the null and alternate hypotheses?

b. What are the test statistics?

c. What are the p-values?

d. Using a .05 significance level, what is your decision regarding the null hypotheses?

e. Interpret the result.

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Assessor Home Zawodny Norman Cingle Holiday $53.0 $55.0 $49.0 $45.0 50.0 51.0 52.0 53.0 48.0 52.0 47.0 53.0 70.0 68.0 65.0 64.0 84.0 89.0 92.0 86.0 ABC OE