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Suppose a Random Sample of 36 Is Selected from a Population

Question 46

Multiple Choice

Suppose a random sample of 36 is selected from a population with a standard deviation of 12.If the sample mean is 98, the 90% confidence interval for the population mean is ___.


A) 94.71 to 101.29
B) 97.45 to 98.55
C) 94.08 to 101.92
D) 97.35 to 98.65
E) 95.00 to 105.00

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