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True or False
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1
Researchers are investigating the relationship between grade-point average and popularity in college students. The researchers decide to measure popularity by the number of friends each student reports having. The researchers have just created an operational definition.
A)True
B)False
2
The case study method is an objective method of obtaining data.
A)True
B)False
3
Replication is the process of repeating a study to determine whether the original findings can be duplicated.
A)True
B)False
4
In one experiment, researchers found a positive correlation between ice cream consumption and drownings. Other researchers repeated the experiment in another setting and found no correlation. We can therefore conclude that the first experiment lacked reliability.
A)True
B)False
5
The mode is the point which divides a distribution of scores in half when those scores are arranged in order from lowest to highest.
A)True
B)False
6
The mean of a set of data is also known as the average.
A)True
B)False
7
Bob agrees to participate in a survey being conducted by a researcher whom he finds very attractive. Wanting to make a good impression, Bob answers the survey questions in ways that he hopes will make him look good to the researcher. Bob is exhibiting social desirability bias.
A)True
B)False
8
Researchers are investigating the effect of a new drug on controlling symptoms of multiple sclerosis. In this study, the drug is the control variable.
A)True
B)False
9
The best resesearch method for determining cause-and-effect relationships is naturalistic observation.
A)True
B)False
10
In a study determining whether a social support group increases survival rates in cancer patients, the patients who do not attend a support group are in the control group.
A)True
B)False





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