SOLUTION: A class contains 25 boys and 2 girls, if 3 were chosen randomally.What is the probability of choosing 2 boys and 1 girl?
Algebra ->
Probability-and-statistics
-> SOLUTION: A class contains 25 boys and 2 girls, if 3 were chosen randomally.What is the probability of choosing 2 boys and 1 girl?
Log On
Question 631177: A class contains 25 boys and 2 girls, if 3 were chosen randomally.What is the probability of choosing 2 boys and 1 girl? Found 2 solutions by stanbon, ewatrrr:Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! A class contains 25 boys and 2 girls, if 3 were chosen randomally.What is the probability of choosing 2 boys and 1 girl?
---
# of ways to succeed: 25C2*2C1 = 600
---
# of possible outcomes: 27C3 = 2925
---
P(2 boys and 1 girl) = 600/2925 = 0.2051
===================
Cheers,
Stan H.
===================