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8. Suppose X ~ t(4), Y ~ t(200), and Z ~ N(0, 1). Answer the following questions. Attach R code if used. a) Compute

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8. Suppose X ~ t(4), Y ~ t(200), and Z ~ N(0, 1). Answer the following questions. Attach R code if used. a) Compute P(X > 2), P(Y > 2), and P(Z > 2). b) Compare and contrast the probabilities you got in part (a). Which one has largest probability? Which one has the smallest probability? Which ones are close to each other? Which ones are different from each other? c) Compute P(-0.5

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