SOLUTION: Approximately 10% of people are left-handed. If two people are selected at random, what is the probability of the following events? a. Both are right-handed. b. Both are left-h

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Question 798656: Approximately 10% of people are left-handed. If
two people are selected at random, what is the probability
of the following events?
a. Both are right-handed.
b. Both are left-handed.
c. One is right-handed and the other is left-handed.
d. At least one is right-handed.

Answer by Finavon(81) About Me  (Show Source):
You can put this solution on YOUR website!
a) 0.9x0.9=0.81
b) 0.1x0.1= 0.01
c) 2x 0.1x0.9 = 0.18
d) 1-0.01=0.99