document.write( "Question 938421: Poisson distribution.
\n" ); document.write( "if 4% of the population catch a certain disease, find the probability that in a group of 200 people,
\n" ); document.write( "a- exactly 3 will get the disease.
\n" ); document.write( "b- at least one will get the didease \n" ); document.write( "

Algebra.Com's Answer #571680 by ewatrrr(24785) $\"\"$ $\"About$

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Poisson: avg 8 $\".04%2A200\"$
\n" ); document.write( "a. P(x=3) = poissonpdf(8,3)
\n" ); document.write( "b. P(x ≥ 1) = 1 - poissonpdf(8,0) \n" ); document.write( "

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