SOLUTION: a bin contains 9 chips, 5 yellow chips and 7 red chips. Find each probability, choosing blu , then red, then yellow replacing each chip after it is drown.

Algebra ->  Probability-and-statistics -> SOLUTION: a bin contains 9 chips, 5 yellow chips and 7 red chips. Find each probability, choosing blu , then red, then yellow replacing each chip after it is drown.      Log On


   

Question 315134: a bin contains 9 chips, 5 yellow chips and 7 red chips. Find each probability, choosing blu , then red, then yellow replacing each chip after it is drown.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
9 B, blue
5 Y, yellow
7 R, red
21 total
P(B)=9%2F21=3%2F7
P(Y)=5%2F21
P(R)=7%2F21=1%2F3
P(B,R,Y)=P(B)P(R)P(Y)=%283%2F7%29%281%2F3%29%285%2F21%29=5%2F147