A population has a mean of 75 and a standard deviation of 8

A population has a mean of 75 and a standard deviation of 8. A random sample of 800 is selected. The expected value of is

a. 8

b. 75

c. 800

d. None of these alternatives is correct

Solution

Population Mean: 75

Std dev = 8

Sample Size n = 800

Expected value = population mean = 75

Ans) b. 75

A population has a mean of 75 and a standard deviation of 8. A random sample of 800 is selected. The expected value of is a. 8 b. 75 c. 800 d. None of these alt

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