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Researchers have students rate how much they like apple pie…

Researchers have students rate how much they like apple pie and cherry pie. Ten years later, the researchers measure the students’ BMIs. The researchers find that preference for cherry pie is associated with lower BMI 10 years later. Which of the following best describes the study design?

Table 12.3:Annual Family Income and Education*Statistics for…

Table 12.3:Annual Family Income and Education*Statistics for Three Neighborhoods*4 yrs college = 16 yrs; masters/law degrees = 18 yrs; Ph.D/MD degrees = 20 yrs.Which neighborhood has the smallest average variation (distribution) among the incomes of families?

The following survey question is flawed. What is the MAJOR w…

The following survey question is flawed. What is the MAJOR weakness of this item? “How old were you the first time you went to a grocery store?”• Under 6 months old• 6 months to 12 months old• 13 months to 24 months old• 25 months to 3 years old• More than 3 years old

Dr. Simpson conducted a content analysis of The New York Tim…

Dr. Simpson conducted a content analysis of The New York Times between 1980 and 2000. She first identified relevant articles involving government regulation of business. After finding 2,000 such articles, she systematically sampled articles with a sampling interval of 5. She then coded each sampled article based on the subjective meaning it expressed, as pro- or anti-government regulation, using a 1 to 10 scale (1 = very anti-regulation, 10 = very pro-regulation). In this study, Dr. Simpson used to identify articles as pro- or anti-government regulation.