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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Related Book For
Elementary Statistics Picturing The World
ISBN: 9780134683416
7th Edition
Authors: Ron Larson, Betsy Farber
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