document.write( "Question 1078362: An urn contains
\n" ); document.write( "7
\n" ); document.write( " white and
\n" ); document.write( "6
\n" ); document.write( " green balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is the probability that all
\n" ); document.write( "4
\n" ); document.write( " balls drawn from the urn are white? \n" ); document.write( "

Algebra.Com's Answer #692874 by MathTherapy(10552) $\"\"$ $\"About$

You can put this solution on YOUR website!
An urn contains
\n" ); document.write( "7
\n" ); document.write( " white and
\n" ); document.write( "6
\n" ); document.write( " green balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is the probability that all
\n" ); document.write( "4
\n" ); document.write( " balls drawn from the urn are white?
\n" ); document.write( "

Probability that one ball drawn will be white: 
\n" );
document.write( "Probability that FOUR balls drawn, after replacing each ball that's drawn, will be white: 
\n" );
document.write( "Note to one of the persons who responded:
\n" );
document.write( "7 * 7 * 7 * 7/13 * 13 * 13 * 13 DOES NOT equal 0.084065684. That equals 405,769, which means that your answer is WRONG. \n" );
document.write( "

\n" );