All of the following are true of nonexperimental research except:
a. No attempt is made to manipulate an independent variable.
b. The researcher cannot assign subjects to groups.
c. Data collection procedures often compromise some degree of control.
d. The researcher is unable to specify the probability of a subject being included in the sample.
d
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Researchers have described four categories of social status. Which children were rarely mentioned as either "liked" or "disliked"?
a. popular b. rejected c. neglected d. controversial
No one in the office has anything bad to say about Karen. She is friendly to everyone, and brings cookies every Friday. Karen is high in what?
A. openness to experience B. extraversion C. neuroticism D. agreeableness
Baby Yoshi has a condition that is a risk factor for SIDS. Sometimes, she has a temporary cessation of breathing in which her airway is completely blocked, usually for 10 seconds or longer. This condition is known as
A. sleep apnea. B. catathrenia. C. arrhythmia. D. parasomnia.
In a factorial design, there is/are at least ______ independent variable(s).
a. one b. two c. three d. four