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Suppose You Wish to Estimate a Population Mean Based

Question 57

Multiple Choice

Suppose you wish to estimate a population mean Suppose you wish to estimate a population mean based on a sample of n observations. What sample size is required if you want your estimate to be within 2 standard deviations of with probability equal to 0.95, if you know the population standard deviation is 12? A) 239 B) 196 C) 139 D) 98 based on a sample of n observations. What sample size is required if you want your estimate to be within 2 standard deviations of Suppose you wish to estimate a population mean based on a sample of n observations. What sample size is required if you want your estimate to be within 2 standard deviations of with probability equal to 0.95, if you know the population standard deviation is 12? A) 239 B) 196 C) 139 D) 98 with probability equal to 0.95, if you know the population standard deviation Suppose you wish to estimate a population mean based on a sample of n observations. What sample size is required if you want your estimate to be within 2 standard deviations of with probability equal to 0.95, if you know the population standard deviation is 12? A) 239 B) 196 C) 139 D) 98 is 12?


A) 239
B) 196
C) 139
D) 98

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