SOLUTION: The random variable X has an equal probability of being any integer from 2 to 18, inclusively. a. What is the mean of the random variable, X? b. What is the variance of the ran

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Question 1084574: The random variable X has an equal probability of being any integer from 2 to 18, inclusively.
a. What is the mean of the random variable, X?
b. What is the variance of the random variable, X?

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
There are 17 values so the mean would be the middle value.

You could also find the sum,
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