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In a random sample of seven cell phones the mean full retail price was 591...

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In a random sample of seven cell phones the mean full retail price was 591 50 and the standard deviation was 229 00 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 Identify the margin of error Ro dollars square dollars cell phones is needed

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