# Question: An average of 6 3 robberies occurs per day in a

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

**View Solution:**## Answer to relevant Questions

An average of 1.4 private airplanes arrives per hour at an airport. a. Find the probability that during a given hour no private airplane will arrive at this airport. b. Let x denote the number of private airplanes that will ...York Steel Corporation produces a special bearing that must meet rigid specifications. When the production process is running properly, 10% of the bearings fail to meet the required specifications. Sometimes problems develop ...Consider the following three games. Which one would you be most likely to play? Which one would you be least likely to play? Explain your answer mathematically. Game I: You toss a fair coin once. If a head appears you ...One of the most profitable items at A1’s Auto Security Shop is the remote starting system. Let x be the number of such systems installed on a given day at this shop. The following table lists the frequency distribution of ...Find the mean and standard deviation for each of the following probability distributions. a. x P(x) 0.... .16 1.... .27 2.... .39 3.... .18 b. x P(x) 6.... .40 7.... .26 8.... .21 9.... .13Post your question