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
