SOLUTION: 1. A box contains 3 white and 8 yellow balls. If two balls are drawn in succession without replacement, what is the probability that: a.) both are white? b.) the first ball is

Algebra ->  Probability-and-statistics -> SOLUTION: 1. A box contains 3 white and 8 yellow balls. If two balls are drawn in succession without replacement, what is the probability that: a.) both are white? b.) the first ball is       Log On


   

Question 1197647: 1. A box contains 3 white and 8 yellow balls. If two balls are drawn in succession without replacement, what is the probability that:
a.) both are white?
b.) the first ball is white and the second ball is yellow?



Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

Hi
Thanks for reposting.
11 balls: 3W , 8Y
two balls drawn in succession 'without replacement'

P(2 White) =  (3/11)(2/10) = .0545

P(1st W & 2nd Y) = (3/11)(8/10) = .2182

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