Using a standard deck of cards, what is the probability of choosing a number less than 4? WILL GIVE

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

i dont know sorry

step-by-step explanation:

a .4y4

hope this !

if the probability is 1/12, 75 people will receive a $25 gift card

step-by-step explanation: