Question

Jenny is a 60% free-throw shooter. She gets to shoot a second free throw if and only if she makes her first shot. She can score 0 points (if she misses her first shot), 1 point (she makes her first but misses her second), or 2 points (she makes both shots).

Answer 1

Assuming that the probability for each shot is independent, how many points, on average, can Jenny expect to make when she shoots a one-and-one (when she only gets a second shot if she makes the first)?

A. 1
B. 2
C. 0
D. .36
E. .96

Answer 2

okay sooo

Answer 3

draw a tree diagram