Question: Determine the rejection region for (a) a lower-tail ????-test based on 25 degrees of freedom and ???? = 0.01. (b) an upper-tail ????-test based on

Determine the rejection region for

(a) a lower-tail ????-test based on 25 degrees of freedom and ???? = 0.01.

(b) an upper-tail ????-test based on 15 degrees of freedom and ???? = 0.05.

(c) a two-tail ????-test based on 29 degrees of freedom and ???? = 0.05.

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