Assume a family is planning to have three children.

A. What is is the probablity of a family having 2 girls.

B. The probablity of a family having at least 1 boy.

C. List the sample space using a B for Boy and G for girl (Hint there should be 8 possible outcomes).
??????

anwered here

http://www.jiskha.com/display.cgi?id=1367008412

Always check back before reposting a question.