In an experiment, participants are placed in either an experimental group or a control group based on the flip of a coin. This method illustrates:
A) statistical significance.
B) random sampling.
C) random assignment.
D) double-blind observation.
C) random assignment.
Psychology
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A. "the mind's clock" B. "about a day" C. "the mind's day" D. "time has no end"
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A) rural B) family-based C) for-profit D) nonprofit
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which of the following treatments are effective in treating postpartum depression
What will be an ideal response?
Psychology
A sample chosen such that the probability of an individual being chosen cannot be determined is a ______.
a. convenience sample b. haphazard sample c. volunteer sample d. probability sample
Psychology