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The following cumulative frequency curve shows the distribution of speeds of 60 cars. 60 Cumulative 50 frequency 40 30 20 10 10 20 30 40 50 60 70 80 90 100 Speed, km/h a) Use this graph to estimate the median and the inter – quartile range. b) If 60% of the cars were caught by the speed camera. What is the speed limit on this road?

The following cumulative frequency curve shows the distribution of speeds of 60 cars. 60 Cumulative 50 frequency 40 30 20 10 10 20 30 40 50 60 70 80 90 100 Speed, km/h a) Use this graph to estimate the median and the inter – quartile range. b) If 60% of the cars were caught by the speed camera. What is the speed limit on this road?

MATLAB: An Introduction with Applications
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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The following cumulative frequency curve shows the distribution of speeds of 60 cars. 60 Cumulative 50 frequency 40 30 20 10 10 20 30 40 50 60 70 80 90 100 Speed, km/h a) Use this graph to estimate the median and the inter – quartile range. b) If 60% of the cars were caught by the speed camera. What is the speed limit on this road?
Transcribed Image Text:The following cumulative frequency curve shows the distribution of speeds of 60 cars. 60 Cumulative 50 frequency 40 30 20 10 10 20 30 40 50 60 70 80 90 100 Speed, km/h a) Use this graph to estimate the median and the inter – quartile range. b) If 60% of the cars were caught by the speed camera. What is the speed limit on this road?
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