A ______ is a coresearcher or actor who pretends to be a participant in a research study for the purposes of scientific investigation.
A. placebo
B. confederate
C. participant
D. BFF
Answer: B
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Carson has been very stressed while pulling numerous all-nighters to complete his final exams and papers. He comes down with the flu the day after his last exam. What is a likely reason for his illness?
a. ?His stress hormones activated his lymphocytes. b. ?His stress hormones suppressed the activity of his lymphocytes. c. ?His anxiety level was not severe enough to trigger his lymphocytes. d. ?His anxiety level was too severe to trigger his lymphocytes.
Current empirical evidence on the effects of alcohol suggest that:
a. Binge drinking can be healthy for some individuals. b. Alcohol reduces the risk of coronary heart disease by raising LDL cholesterol. c. There is no data showing that underage drinking retards brain cell growth. d. Moderate daily alcohol consumption can have positive health outcomes.
What is an example of an orienting reflex?
a. ?While standing in line at the cafeteria, you turn around to see who poked you in the back. b. ?While watching a movie at the local theater, you reach for another handful of popcorn from your date’s bucket of popcorn. c. ?While watching a horror movie on TV, you yell at some of the characters, telling them not to open the door. d. ?While looking for a book in the library, you get lost and have to refer to a map.
Smiles, hugs, and praise all are examples of
a. primary reinforcers. b. reinforcers tied directly to physical drives. c. social reinforcers. d. All of these answers are correct.