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Data from 14 cities were combined for a 20-year period, and the total 280 city-years included a total of 143 homicides. After finding the mean number of homicides per city-year, find the probability that a randomly selected city-year has the following numbers of homicides, then compare the actual results to those expected by using the Poisson probabilities: Homicides each city-year а. О b. 1 с. 2 d. 3 e. 4 Actual results 167 87 22 4 a. P(0) = (Round to four decimal places as needed.) %3D

Data from 14 cities were combined for a 20-year period, and the total 280 city-years included a total of 143 homicides. After finding the mean number of homicides per city-year, find the probability that a randomly selected city-year has the following numbers of homicides, then compare the actual results to those expected by using the Poisson probabilities: Homicides each city-year а. О b. 1 с. 2 d. 3 e. 4 Actual results 167 87 22 4 a. P(0) = (Round to four decimal places as needed.) %3D

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Data from 14 cities were combined for a 20-year period, and the total 280 city-years included a total of 143 homicides. After finding the mean number of homicides per city-year, find the probability that a randomly selected city-year has the following numbers of homicides, then compare the actual results to those expected by using the Poisson probabilities: Homicides each city-year а. О b. 1 с. 2 d. 3 e. 4 Actual results 167 87 22 4 a. P(0) =| (Round to four decimal places as needed.)
Transcribed Image Text:Data from 14 cities were combined for a 20-year period, and the total 280 city-years included a total of 143 homicides. After finding the mean number of homicides per city-year, find the probability that a randomly selected city-year has the following numbers of homicides, then compare the actual results to those expected by using the Poisson probabilities: Homicides each city-year а. О b. 1 с. 2 d. 3 e. 4 Actual results 167 87 22 4 a. P(0) =| (Round to four decimal places as needed.)
were combined for a 20-year period, and the total 280 city-years incluc r finding the mean number of homicides per city-year, find the probabi itvvear has the following numbers of bomicides then compare the ar Please copy and paste data from text area below. Selected delimiter: Tab Results Homicides 167 87 22 4 4 Done
Transcribed Image Text:were combined for a 20-year period, and the total 280 city-years incluc r finding the mean number of homicides per city-year, find the probabi itvvear has the following numbers of bomicides then compare the ar Please copy and paste data from text area below. Selected delimiter: Tab Results Homicides 167 87 22 4 4 Done
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