(i) What is the probability that a consumer selected at random preferred brand A? (ii) What is the probability that a consumer preferred brand A and was from Town N? (iii) What is the probability that a consumer preferred brand A, given that he was from Town A? (iv) Given that a consumer preferred brand A, what is the probability that he was from Town L?
(i) What is the probability that a consumer selected at random preferred brand A? (ii) What is the probability that a consumer preferred brand A and was from Town N? (iii) What is the probability that a consumer preferred brand A, given that he was from Town A? (iv) Given that a consumer preferred brand A, what is the probability that he was from Town L?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
Related questions
Question
A market survey was conducted in four cities in Austria in order to find out the preference for brand A soup.
| Town A | Town K | Town N | Town L | |
| Yes | 45 | 55 | 60 | 50 |
| No | 35 | 45 | 35 | 45 |
| No Opinion | 5 | 5 | 5 | 5 |
(i) What is the probability that a consumer selected at random preferred brand A?
(ii) What is the probability that a consumer preferred brand A and was from Town N?
(iii) What is the probability that a consumer preferred brand A, given that he was from Town A?
(iv) Given that a consumer preferred brand A, what is the probability that he was from Town L?
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