document.write( "Question 1187536: a couple plans to have 2 children\r
\n" ); document.write( "\n" ); document.write( "(a) determine the number of sample points in the sample space of the possible arrangements\r
\n" ); document.write( "\n" ); document.write( "(b) construct a tree diagram and list the sample soace,\r
\n" ); document.write( "\n" ); document.write( "Assuming that boys and girls are equally likely, dtermine the probability that the couple has (c) two girls (d)at least one girl (e) girl and then a boy
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Algebra.Com's Answer #819216 by Boreal(15235)\"\" \"About 
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sample space: BB,BG, GB,GG.
\n" ); document.write( "Tree diagram G----B and G
\n" ); document.write( "--------------B--- G and B
\n" ); document.write( "two girls:25%
\n" ); document.write( "at least one girl: 1-P(2 boys)=75%
\n" ); document.write( "girl then boy: 25%
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