document.write( "Question 451014: Four coin are tossed. What is the probability that they show 3 heads and 1 tail? \n" ); document.write( "
Algebra.Com's Answer #310140 by stanbon(75887)\"\" \"About 
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Four coin are tossed. What is the probability that they show 3 heads and 1 tail?
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\n" ); document.write( "Binomial Problem: n = 4 ; p(tail) = 1/2
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\n" ); document.write( "P(x = 1) = 4C1*(1/2)*(1/2)^3 = 4/16 = 1/4
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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