In some states, a driver of a vehicle may not use a handheld cell phone while driving. In one state with this law, 250 randomly selected drivers were surveyed to determine the assodlation between drivers who know the law and drivers who obey the law. The results are shown In the table below. Knows the Law Obeys the Law Yes No Total Yes 175 30 205 No 25 20 45 Total 200 50 250 What is the conditional relative frequency of drivers who obey the law, given that they know the law? Use percentages to answer, and round to 1 decimal place. % of drivers obey the law, given that they know the law.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 27PPS
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In some states, a driver of a vehicle may not use a handheld cell phone while driving. In one state with this
law, 250 randomly selected drivers were surveyed to determine the association between drivers who
know the law and drivers who obey the law. The results are shown In the table below.
Knows the Law
Obeys the Law
Yes
No
Total
Yes
175
30
205
No
25
20
45
Total
200
50
250
What is the conditional relative frequency of drivers who obey the law, given that they know the law? Use
percentages to answer, and round to 1 decimal place.
% of drivers obey the law, given that they know the law.
Transcribed Image Text:In some states, a driver of a vehicle may not use a handheld cell phone while driving. In one state with this law, 250 randomly selected drivers were surveyed to determine the association between drivers who know the law and drivers who obey the law. The results are shown In the table below. Knows the Law Obeys the Law Yes No Total Yes 175 30 205 No 25 20 45 Total 200 50 250 What is the conditional relative frequency of drivers who obey the law, given that they know the law? Use percentages to answer, and round to 1 decimal place. % of drivers obey the law, given that they know the law.
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