Question: Solve the attached question Suppose that X is normally distributed with population mean pL, = 20 and population standard deviation o, = 2, If sample

Solve the attached question

Suppose that X is normally distributed with population mean pL, = 20 and population standard deviation o, = 2, If sample size n = 25, what is the probability that the sample mean will be above 19? i.e. P (x 19) =? 0.0062 0.5062 O 0.4938

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