document.write( "Question 682694: A manufacturer of headache medicine claims it is 60 percent effective within a few minutes. that is, out of every 100 users 60 get relief within a few minutes. A group of 10 patients are given the medicine. If the claim is true, what is the probability that 3 have relief within a few minutes? \n" ); document.write( "
Algebra.Com's Answer #423372 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
A manufacturer of headache medicine claims it is 60 percent effective within a few minutes. that is, out of every 100 users 60 get relief within a few minutes. A group of 10 patients are given the medicine. If the claim is true, what is the probability that 3 have relief within a few minutes?
\n" ); document.write( "--------
\n" ); document.write( "Binomial Problem with n = 10 ; p(effective) = 0.6
\n" ); document.write( "------
\n" ); document.write( "P(x = 3) = 10C3*0.6^3*0.4^7 = 0.0425
\n" ); document.write( "======================================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "===========
\n" ); document.write( "
\n" );