Essay About Precint B And Emergancy Calls

Nypd Case
Essay title: Nypd Case
NYPD CASE:
18 patrol cars and 6 precints.
Three 8 hour tours of duty:
12am-8am (200/1300)
8am-4pm (400/1300)
4pm-12am (600/1300)
Most all cars are staffed with two officers.
Emergancy calls most frequent in the early evening hours (4pm-12am shift)
Dispatchers are responsible for 2-3 precints.
Police car dispatched to a job:
Average time per incedent = 30 minutes.
Precinct
Average Number of Calls/Hour
High Priority Calls (%)
Total Felonies Per Year
Size (SQ.MI)
10,600
6,600
4,300
9,400
1,800
8,500
Average Util.
Arival Rate / Service Rate
Precint A: [6.4calls/hr / (18 patrol cars * 2calls/hr] = .1777 or 17.7%
Precint B: [3.8calls/hr / (18 patrol cars * 2calls/hr] = .1055 or 10.5%
Precint C: [2.6calls/hr / (18 patrol cars * 2calls/hr] = .0722 or 7.22%
Precint D: [3.4calls/hr / (18 patrol cars * 2calls/hr] = .0944 or 9.44%
Precint E: [1.5calls/hr / (18 patrol cars * 2calls/hr] = .0416 or 4.16%
Precint F: [6.6calls/hr / (18 patrol cars * 2calls/hr] = .1833 or 18.3%
Optimal Number of Patrol Cars:
Precint A: [6.4calls/hr / (4 patrol cars * 2calls/hr] = .80 or 80%
Precint B: [3.8calls/hr / ( 3patrol cars * 2calls/hr] = .63 or 63%
Precint C: [2.6calls/hr / (2 patrol cars * 2cals/hr] = .65 or 65%
Precint D: [3.4calls/hr / (2 patrol