Attitudes toward recycled products Recycling is supposed to save resources. Some people think recycled products are lower in quality than other products, a fact that makes recycling less practical. People who use a recycled product may have different opinions from those who don’t use it. Here are data on attitudes toward coffee filters made of recycled paper from a sample of people who do and don’t buy these filters:16 Buy recycled filters?

Think quality is Yes No Higher 20 29 The same 7 25 Lower 9 43

(a) How many people does this table describe? How many of these were buyers of coffee filters made of recycled paper?

(b) Give the marginal distribution (in percents) of opinion about the quality of recycled filters. What percent of the people in the sample think the quality of the recycled product is the same or higher than the quality of other filters?