What is the variance (7% for the stock price Y in the previous question? (A) a; : 2.44 (B) a; 2 20.44 (C) (7%,:122 (D) a; 219.22 (E) N/A At a dining hall, the price of a large poutine is 18$ this year. Assume that the price Y for the coming year is 18 l 2X where X is a discrete random variable with the following probability mass function 0.5 I z 0 f(:1:) = 0.3 I z 0.2 I 2 2 What is the mean My for the price Y