(solved)A continuous random variable Yhas a probability density function f(y)= 1/6 ,3 y 9. a) What is the mean and standard deviation of Y? b) What is the. . . . .

A continuous random variable Yhas a probability density function f(y)= 1/6 ,3 ? y ? 9. a) What is the mean and standard deviation of Y? b) What is the probability that Y is exactly 6? c) What is the probability that Y is between 3 and 5? d) Briefly describe a real-world example that could be modelled by Y.

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