Through the career services office, you have arranged preliminary interviews at

Question

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.

Explanation / Answer

a)

X = {0,1,2,3,4}

b)

The random variable is discrete

c)

A uniform distribution is not appropiate as the probablities attched are different to each event (the value of X)

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