## aishaqures Group Title in a city mean number of days in July with 0.01 inch or more precipitation is 16. What is the probability that the city has 20 days with 0.01 inch or more precipitation next July? 2 years ago 2 years ago

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1. aishaqures

i can't seem to figure out what to do. im supposed to decide or tell what distribution this is from these 3: Bionmial,geometric, poisson. If anyone can help ill appreciate it

2. geoffb

$\Large P(X) = \frac{e^{- \mu} \mu^{x}}{x!}$ You know your mean. Just plug in $$x$$, which is 20.