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Problem 4. (+20pts) Find the following, (a) The critical value to.9 of the t-distributed random variable with v = 8. (b) Find P(T > -1.372)

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Problem 4. (+20pts) Find the following, (a) The critical value to.9 of the t-distributed random variable with v = 8. (b) Find P(T > -1.372) for v = 10, (T is t-distributed random variable). (c) For a chi-squared distribution variable X2 wth v = 10, find x2 such that P(x2

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