Mathematics, 14.07.2019 07:30, laceytoyne72

Arandom sample of size 100 is taken from a population with the mean as 76 and the variance as 256. what is probability of getting sample mean: a. between 74.4 and 78.4, b. less than 74.4, and c. greater than 78.4.

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Arandom sample of size 100 is taken from a population with the mean as 76 and the variance as 256. w...