In a bag there are 7 red marbles, 10 green marbles, 8 blue marbles, and 11 purple marbles. What is the
theoretical probability of randomly pulling a blue marble out of the bag?

line or a linear equation graph

step-by-step explanation:

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0

1 and 0

step-by-step explanation: