Find an estimates of the average number of accidents per week in two different junctions.
Find an estimates of the average number of accidents per week in two different junctions.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Speed cameras (SC) are used to reduce the risk of
accidents in accident-prone zones in metropolitan cities. To study the effectiveness of
speed cameras, transport engineers would like to compare the average number of
accidents in junction A (with SC) and junction B (without SC). The number of
accidents in 105 weeks in two junctions are provided below.
Junction A
with SC
Junction B
without SC
Number of Accidents 01 2 3 4 5 6 7+
Observed frequency 40 20 15 16 10 3 1 0
Number of Accidents 0 1 2 3 4 5 6 7+
Observed frequency 25 24 18 15 18 41 0
Find an estimates of the average number of accidents per week in two different
junctions.
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