A sample of 285 shoppers at a large suburban mall were asked two questions: (1) Did you see a television ad for the sale at department store X during the past 2 weeks? (2) Did you shop at department store X during the past 2 weeks? The responses to the questions are summarized in the table. What is the probability that a randomly selected shopper from the 285 questioned did not shop at department store X? Round the the nearest thousandth.
A) 0.281
B) 0.105
C) 0.386
D) 0.614

Question

A sample of 285 shoppers at a large suburban mall were asked two questions: (1) Did you see a television ad for the sale at department store X during the past 2 weeks? (2) Did you shop at department store X during the past 2 weeks? The responses to the questions are summarized in the table. What is the probability that a randomly selected shopper from the 285 questioned did not shop at department store X? Round the the nearest thousandth. 
A) 0.281 
B) 0.105 
C) 0.386 
D) 0.614

Quizplus · Accepted Answer

The Answer of A sample of 285 shoppers at a large suburban mall were asked two questions: (1) Did you see a television ad for the sale at department store X during the past 2 weeks? (2) Did you shop at department store X during the past 2 weeks? The responses to the questions are summarized in the table. What is the probability that a randomly selected shopper from the 285 questioned did not shop at department store X? Round the the nearest thousandth. 
A) 0.281 
B) 0.105 
C) 0.386 
D) 0.614

A Sample of 285 Shoppers at a Large Suburban Mall