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The 95 confidence interval for the population mean u is Round to two decimal places...

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The 95 confidence interval for the population mean u is Round to two decimal places as needed Part 1 of 3 0 0 Points 0 of 1 In a random sample of five mobile devices the mean repair cost was 70 00 and the standard deviation was 13 00 Assume the population is normally distributed and use a t distribution to find the margin of error and construct a 95 confidence interval for the population mean Interpret the results Save

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