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May 23, 2015

Homework Help: elementary statistics

Posted by goldielocks on Saturday, March 3, 2012 at 8:32pm.

56% of families had no children under the age of 18;17% had no child;18% had two children;6% had three children; and 3% had four or more children. If a family is selected at random, find the probabilty that the family has less than three children(express your answer in percent form).

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