W: Let’s look at the survey on consumer confidence we conducted last week. How reliable are these figures
M: They have a 5% margin of error.
A consumer survey examining the
children’s and teenager’s book markets was conducted by Bruno & Ridgeway for
PW and BookExpo America in June. A nationally representative sample was randomly
surveyed by telephone. In the case of teens, a portion of the sample was
interviewed at mails across the country. The sample interviewed consisted of 400 adults who had purchased a children’s book within the past three months and 100 teen book buyers in two age categories, younger teen (ages 12-14)and older teens(ages 15-17) ,who had bought a book in the past three months. Of the adult sample, 62%of the children’s book purchasers were female, 38% male. The sample covered a full range of age groups; 22% were 18-19 years old, 28% were 30-44 years old and 50% were 45 years old and older. Most were married (79%); 21% were single, div A. it can analyze the proportion of books between teenagers and adults B. it can count the numbers of adults and teenagers who bought the books C. it can examine the book markets of children’s and teenagers D. it can examine what kinds of books the children and teenagers favor [填空题]We are ______ (conduct) a survey of consumer attitudes towards organic food.
[单项选择]
M: What does the man look like A. White. B. Black. C. Grey. D. Curly. [单项选择]
M: Well, Sally. Why do you look unhappy [单项选择]
W: What’s the matter, Paul You look worried. A. He didn’t know where to find the professor. B. He had difficulty doing the experiment. C. He is afraid he failed the exam. D. He couldn’t graduate from the university. 我来回答: 提交
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