1522 customers at a major retailer were surveyed whether or not they made a purchase and were satisfied with the service they received. The table below organizes the responses.
Satisfied with Service | Not Satisfied With Service | Total | |
Made a Purchase | 130 | 494 | 624 |
Did not make a purchase | 715 | 183 | 898 |
Total | 845 | 677 | 1522 |
a. What is the probability that a shopper selected at random made a purchase, given that they were not satisfied with the service? Write your answer as a fraction.
b. What is the probability that a shopper selected at random was not satisfied with the service, given that they made a purchase? Write your answer as a fraction.
1522 customers at a major retailer were surveyed whether or not they made a purchase and...
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2. 1522 customers at a major retailer were surveyed whether or not they made a purchase and were satisfied with the service they received. The table below organizes the responses Made a Purchase Did Not Make a Purchase Total Satisfied with...
200 shoppers were classified by gender and by whether or not they made a purchase. The results are in the accompanying table. What is the probability that a randomly selected shopper will be someone who makes a purchase, given that the selected shopper is female? Purchase No Purchase Total Male 55 25 80 Female 100 20 120 Total 155 45 200 100/200 100/155 120/200 • 100/120
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Six hundred registered voters were surveyed and asked their political affiliation and whether they support the idea of the Federal Government investing a portion of their social security contributions in the stock market. A summary of the survey is given in the table. If a voter is selected at random, what is the probability that the voter is a republican? Political Affiliation Republican Response Democrat Independent Totals Yes 35 90 10 135 No 165 100 200...