Question: The random variable x represents the number of boys in a family of 4 children. (See Exercise 17.) Find the mean, variance, and standard deviation

The random variable x represents the number of boys in a family of 4 children. (See Exercise 17.) Find the mean, variance, and standard deviation for the random variable x. Also, use the range rule of thumb (from Section 2-5) to approximate the usual minimum and maximum values of x.

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