The data below represents the overall miles per gallon mpg, Ask an Expert

Economics

The data below represents the overall miles per gallon? (MPG) of 2008 SUVs priced under? $30,000. Complete parts a and b below.

A. Construct a 95% confidence interval estimate for the population mean miles per gallon of 2008 SUVs priced under $30,000 assuming a normal distribution. (Round to two decimal places)

B. Interpret the interval constructed in? (a). Choose the correct answer below.

A. With 95?% confidence, the mean miles per gallon in the sample of 2008 SUVs is the population mean.

B. With 95?% ?confidence, the mean miles per gallon in the population of 2008 SUVs is somewhere in the interval.

C. With 95?% confidence, the mean miles per gallon in the population of 2008 SUVs is the sample mean.

D. With 95?% ?confidence, the mean miles per gallon in the sample of 2008 SUVs is somewhere in the interval.

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Business Economics, Economics

Category:- Business Economics
Reference No.:- M91827520

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