Imagine that you have a hypothesis that people who drink a lot of caffeine will experience heightened emotions over the course of a day. Explain three different ways you could design a study to test your hypothesis, using three different methods from this section of the chapter.
What will be an ideal response?
varies
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Dr. Quillen treats a chronic smoker by first recording the number of cigarettes smoked daily, then offering monetary rewards for each day that one fewer cigarette is smoked. Because the client's own behavior serves as a control, this kind of study is called a(n) ____
a. analogue study b. single-participant experiment c. correlational study d. case study
Stage 4 sleep is marked by ______ waves
a. alpha c. delta b. beta d. theta
Your roommate is from Denmark and she was telling you that she and her boyfriend had sexual intercourse frequently and her parents allowed him to spend the night with her
You were quite surprised to learn this and asked if her situation was unusual. She indicated that ____. a. yes, it was very unusual, Denmark is very restrictive regarding sexual behavior b. yes, it was somewhat unusual. None of her friends were allowed to have their boy- or girlfriends spend the night with them c. no, Denmark has a very permissive attitude regarding teenage sexual behavior d. it was somewhat unusual, but if the parents signed consent forms, their children could acquire contraception
Which of the following natural characteristics of urban environments are likely to lead to decreased bystander aid?
(a) confusion. (b) populousness. (c) low levels of acquaintanceship. (d) a and b only. (e) all of the above.