Let X and Y be discrete random variables with joint probability mass function P(X = x, Y = y) =(x + 1)(y + 2) / 54 , for x = 0,1,2 and y = 0,1,2. 0, elsewhere. Calculate E(Y|X = 1).

The measurement of one angle of a right triangle is 34°. what is the measurement of the third angle?

Bob’s bank charges him a $3.15 service fee every time he uses an out-of-network atm. if bob uses an out-of-network atm an average of three times every two weeks, how much will he pay in service fees over the course of a year? a. $327.60 b. $109.20 c. $491.40 d. $245.70 select the best answer from the choices provided a b c d

What is the difference between the equations of a vertical and a horizontal line?