Household Expenditure. In a certain city, household expenditure is generally distributed with a mean of $460 and
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Household Expenditure. In a certain city, household expenditure is generally distributed with a mean of $460 and a standard deviation of $54.
a. Use the technology of your choice to simulate four random samples of 100 houses each.
b. Obtain a normal probability plot of each sample in part (a).
c. Are the normal probability plots in part
(b) what you expected?
Explain your answer.
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