document.write( "Question 874719: the probability that the yankees will win the World Series is 3/4. what is the probability that the yankees will win the world series at least 4 times during the next 5 years? \n" ); document.write( "

Algebra.Com's Answer #527654 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi
\n" );
document.write( "p = .75 , n = 5
\n" );
document.write( "P(x ≥  4) = P(4)+P(5)  0r = 1 - binompdf(5, .75,3)= .6328\r
\n" );
document.write( "\n" );
document.write( "Using  
\n" );
document.write( "p and q are the probabilities of success and failure respectively. 
\n" );
document.write( "In this case p= .75, q = .25  and n = 5
\n" );
document.write( " 
\n" );
document.write( "P(4)+P(5) = 5C4(.75)^4(.25)^1 + 5C5(.75)^5(.25)^0 \n" );
document.write( "

\n" );