Probability of sample mean leads no rejection

Reference no: EM1389701

N=120, population standard deviation is (known) 5, alpha =.05, standard error of the mean (sigma of xbar)= .46, h0 is rejected if xbar<=9.25

If the population mean is 9, what is the probability that the sample mean leads to the conclusion "dont reject h0?

Reference no: EM1389701

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