The city of Tucson, Arizona, employs people to assess the value of homes for the

Question

The city of Tucson, Arizona, employs people to assess the value of homes for the purpose of establishing real estate tax. The city manager sends each assessor to the same five homes and then compares the results. The information is given below, in thousands of dollars. Can we conclude that there is a difference in the assessors? Use the 0.05 significance level.

a) Is there a difference in the treatment means? (Round your answer to 2 decimal places.)

b) Is there a difference in the block means? (Round your answer to 2 decimal places.)

Assessor Home Zawodny Norman Cingle Holiday A $ 54 $ 54 $ 64 $ 42 B 58 56 72 56 C 44 52 66 57 D 77 66 84 63 E 81 81 95 83

Explanation / Answer

( please revert if abvoe values are wrong)

for a) comnputed F is 30.45 ( as Homes is supposed to be treatment and Assessor seems to be Blocking)

a difference in the treatment means

b)

the computed F values is 11.62

a difference in the block means

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