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Sagot :
1) The Expected value of M and the standard error of M are respectively; 65 and 5.
2) The Expected value of M and the standard error of M are respectively; 65 and 3.
What is the expected value of M?
1) We are given;
Population Mean; μ = 65
Population standard deviation; σ = 15
Sample size; n = 9
Formula for standard error is;
SE = σ/√n
SE = 15/√9
SE = 15/3
SE = 5
Expected value of M = μ = 65.
2) We are given;
Population Mean; μ = 65
Population standard deviation; σ = 15
Sample size; n = 25
Formula for standard error of M is;
SE = σ/√n
SE = 15/√25
SE = 15/5
SE = 3
Expected value of M = μ = 65
Read more about expected value of M at; https://brainly.com/question/12792959
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