The option to buy extended warranties is common with most electronics purchase. But does the type of purchase affect a consumer's willings to pay extra for an extended warranty? Data for 420 consumers who purchased digital cameras and laptop computers from a leading electronics retailer are summarized in the table below. Purchased Warranty? Yes No Total Digital Camera 30 Laptop Computer 145 Total Of the people who purchase a laptop, what is the probability they purchased a warranty? 42 72 203 348 175 245 420 0 7.14% 58.33% 41.66% 17.14%