Sunday
September 21, 2014

Homework Help: math

Posted by kirk on Sunday, August 15, 2010 at 4:23pm.

Four blue socks, four white socks, and four gray socks
are mixed in a drawer. You pull out two socks, one at a
time, without looking.
a. Draw a tree diagram along with the possible outcomes
and the probabilities of each branch.
b. What is the probability of getting a pair of socks of
the same color?
c. What is the probability of getting two gray socks?
d. Suppose that, instead of pulling out two socks, you
pull out four socks. What is the probability now of
getting two socks of the same color?

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