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  3. a random sample of 25 observations was taken from

A random sample of 25 observations was taken from a normally distributed population with a...

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A random sample of 25 observations was taken from a normally distributed population with a population variance of 16 A sample mean of 84 is computed 95 confidence interval for population mean is 84 1 96 0 8 84 1 96 0 8 84 1 645 0 8 84 1 645 0 8 84 2 06 0 8 84 2 06 0 8 84 1 96 1 2 84 1 96 1 2 Not enough information is given to compute the confidence interval 84 2 06 1 2 84 2 06 1 2

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