document.write( "Question 1037784: 15% of the population is left-handed. Find probability of surveying n students and getting EXACTLY x lefties.\r
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document.write( "(There are 80 students together, 6 of them were left handed)
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document.write( "Can I put this into a Ti-84 calculator? \n" );
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Algebra.Com's Answer #652721 by Boreal(15235) You can put this solution on YOUR website! It is n choose x *( 0.15)^x*(0.85)^(n-x) \n" ); document.write( "Yes, \n" ); document.write( "80C6--enter 80, then go to math PRB and 3, then put 6 after the C. \n" ); document.write( "The rest is multiplication. \n" ); document.write( "80C6 should be 300,500,200 \n" ); document.write( "The whole product should be 0.0205. \n" ); document.write( " |