A 95% confidence interval for a population mean, , is given as (18.985, 21.015). This confidence interval
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A 95% confidence interval for a population mean, , is given as (18.985, 21.015). This confidence interval is based on a simple random sample of 36 observations. Calculate the sample mean and standard deviation. Assume that all conditions necessary for inference are satisfied. Use the t-distribution in any calculations.
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In a 95 confidence interval for a population mean the range between the lower and upper bounds represents the likely range for the true population mea...View the full answer
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Related Book For 
OpenIntro Statistics
ISBN: 9781943450077
4th Edition
Authors: David Diez, Mine Çetinkaya-Rundel, Christopher Barr
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