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7 A random sample of size 22 is selected from a large population with unknown...

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7 A random sample of size 22 is selected from a large population with unknown mean and unknown standard deviation Find the left endpoint of a 95 confidence interval for the population mean given that the sample mean is 12 6 and the sample standard deviation is 3 8 Assume the use of the t distribution is appropriate Round your answer to the nearest hundredths Answer Continue Reset answer

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