The random variable X can take on the values -5, 0, and 5, and the random...

The random variable X can take on the values -5, 0, and 5, and the random variable Y can take on the values 20, 25, and 30. The joint probability distribution of X and Y is given in the following table: Y 20 25 30 X -5 0.15 0.02 0.06 0 0.08 0.05 0.05 5 0.32 0.10 0.17 a. Describe in words and notation the event that has probability 0.17 in the table. . b. Calculate the marginal distribution of X and the marginal distribution of Y. c. Calculate the population mean μ for X

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orchestra answered 1 year ago

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