document.write( "Question 810342: A fair die is rolled seven times. Calculate the probability of obtaining exactly two 5s. (Round your answer to four decimal places.)\r
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\n" ); document.write( "\n" ); document.write( " I have the formula (n choose K)p^k(1-p)^n-k but i do not know how to calculate the values of p,k,and n.\r
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Algebra.Com's Answer #488148 by oscargut(2103)\"\" \"About 
You can put this solution on YOUR website!
n= 7\r
\n" ); document.write( "\n" ); document.write( "k = 2\r
\n" ); document.write( "\n" ); document.write( "p = 1/6\r
\n" ); document.write( "\n" ); document.write( "You can ask me more at : mthman@gmail.com\r
\n" ); document.write( "\n" ); document.write( "Thanks\r
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