In order to monitor the allocation of patrol cars and other police? resources, the local police department collects data on the incidence of crime by city sector.
The city is divided into ten sectors of 1000 residents each. The number of crime incidents reported last month in each sector is given in the table?
below:
|
Sector
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
|
Crime Incidence
|
6
|
25
|
5
|
11
|
20
|
17
|
10
|
22
|
7
|
33
|
Set the control limits for a 3 standard deviation? (99.73% confidence)? p-chart.
A)UCL=
B) LCL=
C)
Is the crime rate in any sector out of? control?
No
Yes
Should the police resources be? reallocated?
No. The police resources should probably not be reallocated since the crime rates are close to each other.
Yes. The police resources should probably be reallocated to those sectors with higher crime rates.