document.write( "Question 1125526: The probability that a person gets selected in the Police Academy is 0.32. What is the probability
\n" ); document.write( "that out of 5 randomly selected people, at most 2 persons are selected? Draw a tree diagram for
\n" ); document.write( "this problem.
\n" ); document.write( "

Algebra.Com's Answer #741852 by ikleyn(52787)\"\" \"About 
You can put this solution on YOUR website!
.
\n" ); document.write( "
\r\n" );
document.write( "At most 2 persons are selected = 0 selected + 1 selected + 2 selected.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "P(0 selected) = \"%281-0.32%29%5E5\" = \"0.68%5E5\" = 0.14539.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "P(1 selected) = \"C%5B5%5D%5E1%2A0.68%5E4%2A0.32\" = \"5%2A0.68%5E4%2A0.32\" = 0.34210.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "P(2 selected) = \"C%5B5%5D%5E2%2A0.68%5E3%2A0.32%5E2\" = \"10%2A0.68%5E3%2A0.32%5E2\" = 0.32198.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "P(At most 2 persons are selected) = 0.14539 + 0.34210 + 0.32198 = 0.8095 = 80.95%.\r\n" );
document.write( "
\r
\n" ); document.write( "\n" ); document.write( "Solved.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );