A researcher who is conducting a three-year longitudinal study of communication among international students in US colleges should be most concerned about the:
A) Hawthorne effect.
B) Mortality effect.
C) Researcher attribute effect.
D) Selection effect.
Correct Answer:
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Q1: When you test hypotheses through observations of
Q2: When constructing causal arguments, researchers must ensure
Q3: Experimental control refers to
A) The careful manipulation
Q4: Laboratory experiments maximize internal validity sometimes at
Q6: A control group differs from the treatment
Q7: In your experiment, you are also testing
Q8: What test is used to ascertain that
Q9: In experimental research design, the term "factors"
Q10: A researcher hypothesizes a sex difference in
Q11: People who participate in an experiment, but
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