Question: A recent analysis of census data suggests that married men have a higher median income than unmarried men (The Boston Globe, January 19, 2010). Suppose

A recent analysis of census data suggests that married men have a higher median income than unmarried men (The Boston Globe, January 19, 2010). Suppose the incomes (in $1,000s) of six married men and seven unmarried men produce the following representative results:

a. Set up the hypotheses to test the claim that the median income of married men is greater than the median income of unmarried men.
b. With Î± = 0.05, what is the decision rule?
c. Calculate the value of the test statistic W.
d. Is the claim supported by the data? Explain.

Married 84 75 83 67 70 76 67 63 6266 71 64 68 Unmarried

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