A subset of a population is called a _____________?
Fill in the blank(s) with the appropriate word(s).
sample
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Cornelius is interested in studying cooperation in children between the ages of two and six. He suspects that cooperation is greatest in groups of girls as opposed to groups of boys or coed groups. After carrying out his observation, he decides to examine the results to determine any relationships between gender and cooperation. Cornelius is planning to carry out a(n) ____.?
a. ?double-blind design b. ?random assignment c. ?experiment d. ?correlational study
What type of design is a pretest-posttest program-comparison-group quasi-experimental design in which a cutoff criterion on the preprogram measure is the method of assignment to a group?
a. non-equivalent groups b. regression discontinuity c. proxy-pretest d. separate pre-post samples
In the present day United States, most people with psychological disorders live in
a. the community. c. mental hospitals. b. asylums. d. therapeutic communities.
New questions that arise from an experiment come from _________, which is a series of research experiments concerning a related topic or question.
a. programmatic research b. organic research c. kinned studies d. balanced studies