Xpected value and standard error

Reference no: EM13343865

For a population with m = 80 and std = 20. the distribution of sample means based on n = 16 will have an expected value of _____ and a standard error of _____.

a) 80, 5

b) 80, 1.25

c) 20, 20

d) 5, 80

Reference no: EM13343865

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