COFFEE PERKS UP SEX
If you want to perk up your sex life, drink more coffee. That's the suggestion of a study published recently in a leading health journal. Researchers found that couples that regularly drank coffee reported nearly three times as much sexual activity as couples who did not drink coffee. Coffee sales are expected to increase.
1. Does drinking coffee increase sex drive?
2. How else can the findings be explained? How would you experimentally test the hypothesis that drinking coffee causes an increase in sex drive?
SMALL COLLEGES DRIVE STUDENTS TO DRINK
Parents around the country are withdrawing their children from small colleges. Their action comes after a release of a survey last week that found that students attending small colleges (less than 2000 students) consumed an average of 7.2 alcoholic beverages a week. By comparison, those attending large schools (more than 20, 000 students) consumed an average of 4.5 alcoholic drinks. Parents speculated that the pressures of the small college environment were pushing their children to drink.
1. Does attending a small college cause students to drink?
2. How else can this finding be explained? How would you experimentally test the hypothesis that attending small colleges causes students to drink?