document.write( "Question 635787: An unfair coin comes up heads 52.7% of the time. The coin is flipped a total of 19 times.\r
\n" ); document.write( "\n" ); document.write( "A) what is the probability you get exactly 12 heads?
\n" ); document.write( "(19C12)(.527)^12(.473)7= .1335 (not sure if correct)\r
\n" ); document.write( "\n" ); document.write( "B) What is the probability that you get exactly 11 tails?
\n" ); document.write( "(19C11)(.473)^11(.527)^8= .1338 (again not sure)\r
\n" ); document.write( "\n" ); document.write( "C) What is the probability that you get at most 16 tails?
\n" ); document.write( "Any help would be great. thank you so much \n" ); document.write( "

Algebra.Com's Answer #400544 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "An unfair coin comes up heads 52.7% of the time. The coin is flipped a total of 19 times.
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document.write( " A) what is the probability you get exactly 12 heads? 
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document.write( "(19C12)(.527)^12(.473)7= .1335 (not sure if correct)  
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document.write( "B) What is the probability that you get exactly 11 tails?
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document.write( " (19C11)(.473)^11(.527)^8= .1338 (again not sure)  
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document.write( "C) What is the probability that you get at most 16 tails?
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document.write( "   P = 1 -P(17T) - P(18T) - P(19T) =  .9998
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document.write( "using stattrek.com  Bionomial Calculator as a reference \n" );
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