1. What is the expected value when a 5 sided dice is rolled?

A).2

B).8

C)2

D)3

2.What is the expected value for the following probability distribution?

Goals Probability

0 0.18

1 0.34

2 0.35

3 0.11

4. 0.02

A) 1.45

B) 1.78

C)1

D) 1.99

3.There are 5 green and 45 red marbles in a jar. You close your eyes and draw 10 marbles without replacement. What is the probability that exactly 4 of the 10 are green?

A).0128

B)0.004

C).039

D)0.045

4.A hockey team has 23 players on it consisting of 13 forwards, 7 defenceman and 3 goalies. The team charity golf tournament is coming up and 8 players are required to play.Determine the probability that 2 defencemen are chosen to play in the golf tournament.

A).34

B)0.45

C)0.021

D) .11

5.A hockey team has 23 players on it consisting of 13 forwards, 7 defenceman and 3 goalies. The team charity golf tournament is coming up and 8 players are required to play.What is the expected number of goalies that will play in the golf tournament?

A)1.04

B)1.78

C)2.45

D)0.76