document.write( "Question 1179914: A medicine cured 72% of people who are sick. If 7 people are sick what is the probability that at least six of them will be cured by the medicine? \n" ); document.write( "

Algebra.Com's Answer #809468 by ikleyn(52781) $\"\"$ $\"About$

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\n" ); document.write( "A medicine cured 72% of people who are sick. If 7 people are sick what is the probability
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document.write( "It is a binomial distribution probability problem.\r\n" );
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document.write( "    - number of trials         n =  7;\r\n" );
document.write( "    - number of success trials k >= 6;\r\n" );
document.write( "    - Probability of success on a single trial p = 0.72.\r\n" );
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document.write( "We need calculate  P(n=7; k>=6; p=0.72).      \r\n" );
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document.write( "To facilitate calculations, I use an appropriate online (free of charge) calculator at this web-site \r\n" );
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document.write( "https://homepage.divms.uiowa.edu/~mbognar/applets/bin.html\r\n" );
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document.write( "It provides a convenient input and output for all relevant options/cases.\r\n" );
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document.write( "    P(n=7; k>=6; p=0.72) = 0.37336    (rounded).       ANSWER\r\n" );
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\n" ); document.write( "\n" ); document.write( "To see a variety of similar solved problems, look into the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Simple and simplest probability problems on Binomial distribution \r
\n" ); document.write( "\n" ); document.write( "    - Typical binomial distribution probability problems \r
\n" ); document.write( "\n" ); document.write( "    - How to calculate Binomial probabilities with Technology (using MS Excel) \r
\n" ); document.write( "\n" ); document.write( "    - Solving problems on Binomial distribution with Technology (using MS Excel) \r
\n" ); document.write( "\n" ); document.write( "    - Solving problems on Binomial distribution with Technology (using online solver) \r
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\n" ); document.write( "\n" ); document.write( "After reading these lessons, you will be able to solve such problems on your own, \r
\n" ); document.write( "\n" ); document.write( "which is your PRIMARY MAJOR GOAL visiting this forum (I believe).\r
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