SOLUTION: In a cooler, 40% of the drinks are diet. Someone grabs 4 drinks without looking. What is the probability that at least 2 of the drinks are diet?

Algebra ->  Probability-and-statistics -> SOLUTION: In a cooler, 40% of the drinks are diet. Someone grabs 4 drinks without looking. What is the probability that at least 2 of the drinks are diet?      Log On


   



Question 1113345: In a cooler, 40% of the drinks are diet. Someone grabs 4 drinks without
looking. What is the probability that at least 2 of the drinks are
diet?

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P%28X%29=C%284%2CX%29%2A%280.4%29%5EX%2A%281-0.4%29%5E%284-X%29
.
.
.
.
.
.
.
P=P%282%29%2BP%283%29%2BP%284%29
P=0.5248