document.write( "Question 1197157: Clarinex-D is a medication whose purpose is to reduce the symptoms associated with a variety of allergies. In clinical trials of this medication, 5% of the patients in the study experienced insomnia as a side effect.\r
\n" ); document.write( "\n" ); document.write( "A random sample of 50 Clarinex-D users is obtained.\r
\n" ); document.write( "\n" ); document.write( "The probability that more than 4 people in the sample experience insomnia as a side effect is .
\n" ); document.write( "The probability that less than 2 people in the sample experience insomnia as a side effect is .
\n" ); document.write( "The probability that between 2 and 7 people in the sample, inclusive, experience insomnia as a side effect is . \n" ); document.write( "

Algebra.Com's Answer #830329 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Binomial distribution:  p = .05 , n= 50\r\n" );
document.write( "  | P(4) = (50C4)(.05^4)(.95^46)\r\n" );
document.write( "Trust Your calculator is doing the computations for You:\r\n" );
document.write( "Using TI or similarly an inexpensive calculator like an Casio fx-115 ES plus\r\n" );
document.write( "P(x) is binompdf(n, p, x-value).\r\n" );
document.write( "P(4) = binompdf(50, .05, 4)= .136\r\n" );
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document.write( "P(x<2) =  P(0) + P(1) \r\n" );
document.write( "Trust Your Calculator:\r\n" );
document.write( "P(x<2) = P(x ≤ 1) = binomcdf(n, p, largest x-value) =binomcdf (50,.05,1) = .2794\r\n" );
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document.write( "P(2 ≤ x ≤ 7) =   P(2) + P(3) + P(4) + P(5) + P(6) + P(7)\r\n" );
document.write( "Trust Your Calculator:\r\n" );
document.write( "P(2 ≤ x ≤ 7) = P(x≤7) - P(x≤1) = .9968 - .2794 = .7174\r\n" );
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document.write( "Feeling comfortable with Your calculator is key to Your success working\r\n" );
document.write( "with the various Distributions.\r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
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