Mathematics, 16.04.2020 01:29 jsh65bsbs
Suppose you are told that a 95% confidence interval for the average price of a gallon of regular gasoline in your state is from $3.05 to $3.92. Use the fact that the confidence interval for the mean is in the form x − E to x + E to compute the sample mean and the maximal margin of error E. (Round your answers to two decimal places.)
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Suppose you are told that a 95% confidence interval for the average price of a gallon of regular gas...
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