1. Determine whether the random variable is discrete or continuous. In each case, state the possible values of the random variable. a.The time it takes for a light bulb to burn out. b. The number of freethrow attempts before the rst shot is made. c. In a random sample of 2!} people, the number with tvpe A blood. 2. In the following probability distribution, the random variable X represents the number of activities a parent of a sit-a\" grade student is involved in. a. Compute the mean of the random variable X. b. Compute the standard deviation ofthe random variable