document.write( "Question 1174104: In a large population, 62% of the people have been vaccinated. If 4 people are randomly selected, what is the probability that at least one of them has been vaccinated?\r
\n" ); document.write( "\n" ); document.write( "Give your answer as a decimal to 4 places. \n" ); document.write( "
Algebra.Com's Answer #799472 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( " Hi,\r\n" );
document.write( "\r\n" );
document.write( "In a large population, 62% of the people have been vaccinated.\r\n" );
document.write( "If 4 people are randomly selected:\r\n" );
document.write( " \r\n" );
document.write( "what is the probability that at least one of them has been vaccinated?\r\n" );
document.write( "\r\n" );
document.write( "  P(x ≥ 1) = 1 - P(x ≤ 0) = 1 - binomcdf(4, .62, 0) \r\n" );
document.write( "\r\n" );
document.write( "  P(x ≥ 1) = 1 - binomcdf(4, .62, 0)  = 1 - .0209 = .9791 (decimal to 4 places)\r\n" );
document.write( "             \r\n" );
document.write( "\r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
document.write( "

\n" ); document.write( " \n" ); document.write( "
\n" );