Three students scheduled interviews for summer employment at an Institute. In each case the interview results in either an offer for a position or no offer. Experimental outcomes are defined in terms of the results of the three interviews.
a) how many experimental outcomes exsit
b) show the value of the random variable x, where x is the number of yeses. Let Y =" yes, the student receives an offer", and N="no, the student does not receive an offer"