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Refer to the Real Estate data, which report information on homes sold in the Goodyear, Arizona, area during the last year.
a. Develop a 95% confidence interval for the mean selling price of the homes.
b. Develop a 95% confidence interval for the mean distance the home is from the center of the city.
c. Develop a 95% confidence interval for the proportion of homes with an attached garage.
d. To report your findings, write a business style memo to Gary Loftus, the president of the Goodyear Chamber of Commerce. |
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