document.write( "Question 130786This question is from textbook Statistics
\n" ); document.write( ": In a survey, 63% of Americans said they own an answering machine. If 14 americans are selected at random, find the probablity that excatly 9 own an answering machine. \n" ); document.write( "
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In a survey, 63% of Americans said they own an answering machine. If 14 americans are selected at random, find the probablity that excatly 9 own an answering machine.
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\n" ); document.write( "P(x = 9) 14C9*(0.63)^9(0.37)^5 = 0.217..
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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