Question: Let Y have a chi-square distribution with 7 degrees of freedom. Find the following probabilities. (a) P (Y > y0) = 0.025 (b) P (a

Let Y have a chi-square with 7 degrees of freedom. Find the following probabilities.
(a) P (Y > y0) = 0.025
(b) P (a < Y < b) = 0.90
(c) P (Y > 1.239).

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