5. Find the probability a random report is open and comes from Brooklyn. 6. Find the probability a random report comes from Manhattan. 7. Find the probability a random report is not from Queens. 8. Given a report is from Staten Island, what is the probability it is closed.
5. Find the probability a random report is open and comes from Brooklyn. 6. Find the probability a random report comes from Manhattan. 7. Find the probability a random report is not from Queens. 8. Given a report is from Staten Island, what is the probability it is closed.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Transcribed Image Text:**Stats Assignment #5**
The following table presents the number of reports of graffiti in each of New York’s five boroughs over a one-year period. These reports were classified as being open, closed, or pending.
| Borough | Open Report | Closed Report | Pending Report | Total |
|---------------|-------------|---------------|----------------|-------|
| Bronx | 1121 | 1622 | 80 | 2823 |
| Brooklyn | 1170 | 2706 | 51 | 3927 |
| Manhattan | 744 | 3380 | 25 | 4149 |
| Queens | 1353 | 2043 | 25 | 3421 |
| Staten Island | 83 | 118 | 0 | 201 |
| **Total** | **4471** | **9869** | **181** | **14521** |
Compute the following probabilities:
5. Find the probability a random report is open and comes from Brooklyn.
6. Find the probability a random report comes from Manhattan.
7. Find the probability a random report is not from Queens.
8. Given a report is from Staten Island, what is the probability it is closed?
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