document.write( "Question 1075567: If You play a game in which your chance of winning is 40 percent. You play a total of 13 games.
\n" ); document.write( "a)Find the probability of losing all 13 games. \r
\n" ); document.write( "\n" ); document.write( "b)Find the probability of winning exactly 5 games. \r
\n" ); document.write( "\n" ); document.write( "c)Find the probability of winning 5 or 6 games. \r
\n" ); document.write( "\n" ); document.write( "d)Find the probability of winning at least one game. \r
\n" ); document.write( "\n" ); document.write( "IS there a formula??????\r
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Algebra.Com's Answer #690236 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Yes,
\n" ); document.write( "\"P%28X%29=C%2813%2CX%29%2A%280.4%29%5EX%2A%281-0.4%29%5E%2813-X%29\" where X is the number of wins.
\n" ); document.write( "Make up a chart using EXCEL or by hand.
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\n" ); document.write( "Here's my chart from EXCEL.
\n" ); document.write( "As a check the sum of the probabilities should equal 1.
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\n" ); document.write( "a)Losing 13 means winning 0.
\n" ); document.write( "\"P%280%29=0.0013\"
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\n" ); document.write( "b)\"P%285%29=0.2214\"
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\n" ); document.write( "c) \"P=P%285%29%2BP%286%29=0.4181\"
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\n" ); document.write( "d) Winning 1 games means not losing all of them so use the complement of the answer to a).
\n" ); document.write( "\"P=1-0.0013\"
\n" ); document.write( "\"P=0.9987\"
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