Question

derive the mean and variance of f distribution​

Answer 1

Answer:

In probability theory and statistics, the F-distribution, also known as Snedecor's F distribution or the Fisher–Snedecor distribution is a continuous probability distribution that arises frequently as the null distribution of a test statistic, most notably in the analysis of variance and other F-tests. Wikipedia

Mean: for d2 > 2

Variance: for d2 > 4

Mode: for d1 > 2

Parameters: d1, d2 > 0 deg. of freedom

MGF: does not exist, raw moments defined in text and in

Skewness: for d2 > 6

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