A popular online retailer uses data-mining techniques to "up-sell" to customers who make purchases on its site. When a customer makes a purchase, the site suggests additional items for the customer's consideration. In a random sample of 200 customers, it was observed that 11 took the suggestions to heart and made additional purchases. A 90% confidence interval for the proportion of customers who make additional purchases would have lower and upper limits of, respectively, __________ and __________.
- 0.0134; 0.0966
- 0.0234; 0.0866
- 0.0286; 0.0814
- 0.0048; 0.0502
- 0.0085; 0.0465