What kind of research is conducted in a controlled setting explicitly designed to hold events constant?
A. naturalistic observation
B. case study
C. field study
D. Laboratory study
Answer: D
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In a study discussed in your textbook, participants had nutrients delivered directly into their stomachs via a feeding tube. Compared to control subjects who believed they were being tube-fed but were not, tube-fed participants
A) consumed more food. B) consumed less food. C) consumed the same amount of food. D) consumed less nutritious food but more junk food.
Between 1932 and 2002, IQ
A) decreased by a total of 14 points. B) increased by a total of 22 points. C) showed little fluctuation. D) increased for black children and decreased for white children.
You should keep raw data from a published experiment
A) until you finish the data analysis. B) until the experiment is published. C) for a minimum of about 5 years following publication. D) forever.
Which of the following is an example of a source of nonevidentiary influence?
a. Pre-trial publicity b. The testimony of expert witnesses c. Fingerprint evidence d. Eyewitness testimony