SOLUTION: Your store sees a mean of 7 customers per hour. What is the probability that 5 customers come into the store in the next hour? (round to 2 decimals) Do not enter your answer as a p

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Question 845053: Your store sees a mean of 7 customers per hour. What is the probability that 5 customers come into the store in the next hour? (round to 2 decimals) Do not enter your answer as a percentage.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Using the TI calculator:

The syntax is poissonpdf(mean, x-value).

P(x = 5) = poissonpdf(7,5) = 0.12771666829229   0r 13 .77%