Data compiled by the Highway Patrol Department regarding the use of seat-belts by drivers in a certain area after the passage of a compulsory seat-belt law are shown in the accompanying table. (Round your answers to three decimal places.) Drivers Percentage of Drivers in Group Percent of Group Stopped for Moving Violation Group I (using seat-belts) 64 0.3 Group II (not using seat-belts) 36 0.5 (a) If a driver in that area is stopped for a moving violation, what is the probability that he or she will have a seat-belt on? (b) If a driver in that area is stopped for a moving violation, what is the probability that he or she will not have a seat-belt on?

Data compiled by the Highway Patrol Department regarding the use of seat-belts by drivers in a certain area after the passage of a compulsory seat-belt law are shown in the accompanying table. (Round your answers to three decimal places.) Drivers Percentage of Drivers in Group Percent of Group Stopped for Moving Violation Group I (using seat-belts) 64 0.3 Group II (not using seat-belts) 36 0.5 (a) If a driver in that area is stopped for a moving violation, what is the probability that he or she will have a seat-belt on? (b) If a driver in that area is stopped for a moving violation, what is the probability that he or she will not have a seat-belt on?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Drivers	Percentage of Drivers in Group	Percent of Group Stopped for Moving Violation
Group I (using seat-belts)	64	0.3
Group II (not using seat-belts)	36	0.5

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