a) what is the probability that exactly 9 out of 12 of these plants have red blossoms?

b) what is the mean number of red-blossomed plants when 120 plants of this type are grown from seeds?

c) what is the probability of obtaining at least 80 red-blossomed plants when 120 plants are grown from seeds?

## This question was asked on May 06, 2010.

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