# Question

An average of 6.3 robberies occurs per day in a large city.

a. Using the Poisson formula, find the probability that on a given day exactly 3 robberies will occur in this city.

b. Using the appropriate probabilities table from Appendix C, find the probability that on a given day the number of robberies that will occur in this city is

i. At least 12

ii. At most 3

iii. 2 to 6

a. Using the Poisson formula, find the probability that on a given day exactly 3 robberies will occur in this city.

b. Using the appropriate probabilities table from Appendix C, find the probability that on a given day the number of robberies that will occur in this city is

i. At least 12

ii. At most 3

iii. 2 to 6

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