Through the career services office, you have arranged preliminary interviews at four companies for summer jobs. each company will either ask you to come to their site for a follow-up interview or not. let x be the random variable equal to the total number of follow-up interviews that you might have. a) list all the possible values of x. b) is the random variable discrete or continuous? c) do you think a uniform distribution might be appropriate as a model for this random variable? explain briefly.