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(7pts) 4. Use the beta distribution with a = 4 and B = 2 to answer the following: (a) (5 pts) Integrate the beta pdf

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(7pts) 4. Use the beta distribution with a = 4 and B = 2 to answer the following: (a) (5 pts) Integrate the beta pdf function to find P(Y > .55). (b) (2 pts) Calculate the mean and variance for this Beta distribution. Leave your answers as reduced fractions

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