In a random sample of eight cell phones, the mean full retail price was $526.50 and the

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In a random sample of eight cell phones, the mean full retail price was $526.50 and the standard deviation was $184.00.


You are given the sample mean and the sample standard deviation. Assume the population is normally distributed and use the t-distribution to find the margin of error and construct a 95% confidence interval for the population mean. Interpret the results.

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