For each of the following situations, calculate the z-statistic (z). a. X = 10.00; = 8;

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For each of the following situations, calculate the z-statistic (z).

a. X̅ = 10.00; μ = 8;  = 3; N = 9

b. X̅ = 4.00; μ = 7;  = 6; N = 16

c. X̅ = 3.52; μ = 3.29;  = 1.18; N = 21

d. X̅ = 13.25; μ = 11.87;  = 3.42; N = 32

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