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Describe the similarities between an F-ratio and a
t statistic.
Solution
The F-distribution arises frequently as the null distribution of a test statistic,
especially in likelihood-ratio tests, perhaps most notably in the analysis of variance; see F-test.
(ANALYSIS OF VARIANCE) T-staistic is sampling based on a normal distribution, then
subtracting the expected value of the statistic (the mean µk of its sampling distribution),
(ANALYSIS OF MEAN)

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