document.write( "Question 214954: In a lottery game the six winning numbers are chosen at random from
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document.write( "the set f {1,2,3 ..... 36}. Your entry consists of a similar choice. Find the
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document.write( "probability of:
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document.write( "(a) a win (i.e. your entry matches the winning numbers)
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document.write( "(b) a match four (i.e. exactly four of your entries have been chosen as
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document.write( "winning numbers) \n" );
document.write( "
Algebra.Com's Answer #162429 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! In a lottery game the six winning numbers are chosen at random from \n" ); document.write( "the set f {1,2,3 ..... 36}. Your entry consists of a similar choice. Find the \n" ); document.write( "probability of: \n" ); document.write( "(a) a win (i.e. your entry matches the winning numbers) \n" ); document.write( "# of sets of 6 numbers = 36C6 = 1947792 \n" ); document.write( "# of winniing sets of 6 numbers = 1 \n" ); document.write( "P(winning) = 1/1947792 \n" ); document.write( "Suggestion: Save your money \n" ); document.write( "------------------------------------------ \n" ); document.write( "(b) a match four (i.e. exactly four of your entries have been chosen as \n" ); document.write( "winning numbers) \n" ); document.write( "# of sets of 4 of the winning numbers = 6C4 = 6C2 = 6*5/1*2 = 15 \n" ); document.write( "P(match of four) = 15/1947792 \n" ); document.write( "------------------------------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |