Customers arrive at a shopping mall by bus, or in their own cars, or by taxi, in the relative quantities of 3:6:1, respectively. Of those who arrive by bus, 1% spend over R200 in the mall. Of those who arrive by car, 8% spend over R200 in the mall, and of those who arrive by taxi, 10% spend over R200. A customer arrives at the mall and promptly spends over R200. What is the probability that he/she arrived by car?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Customers arrive at a shopping mall by bus, or in
their own cars, or by taxi, in the relative quantities
of 3:6:1, respectively. Of those who arrive by bus,
1% spend over R200 in the mall. Of those who
arrive by car, 8% spend over R200 in the mall, and
of those who arrive by taxi, 10% spend over R200.
A customer arrives at the mall and promptly
spends over R200. What is the probability that
he/she arrived by car?
O A. 0.048
O B. 0.061
C. 0.213
O D. 0.787
Transcribed Image Text:Customers arrive at a shopping mall by bus, or in their own cars, or by taxi, in the relative quantities of 3:6:1, respectively. Of those who arrive by bus, 1% spend over R200 in the mall. Of those who arrive by car, 8% spend over R200 in the mall, and of those who arrive by taxi, 10% spend over R200. A customer arrives at the mall and promptly spends over R200. What is the probability that he/she arrived by car? O A. 0.048 O B. 0.061 C. 0.213 O D. 0.787
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