Suppose you have an F distribution with degrees of freedom 10, 20
a. Find the mean
b. Find the variance.
c. Find the standard deviation.
a. 20/18 = 1.11
b. [2(20)2 (10 + 20 - 2)] / [(10)(18)2 (20 - 4)] = 0.4321
c. ?0.4321 = 0.6573
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