Question: 5.62 A random variable X is normally distributed with a mean of 28 and a variance of 1.44, and a random variable Y is normally

5.62 A random variable X is normally distributed with a mean of 28 and a variance of 1.44, and a random variable Y is normally distributed with a mean of 13 and a variance of 0.36. The random variables have a correlation coefficient equal to -0.2. Find the mean and variance of the random variable:

W = X + 4Y

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