A researcher is carrying out a quasi-experimental study. She has experimental groups in one school, and a control group in another. During the intervention phase of her study, the control school has a small fire that forces students to leave the school for one hour. She finds huge differences between the experimental and control groups after the study is completed. While there could be an effect of her intervention, a possible rival hypothesis might be:
a. There was a maturation effect
b. There was an instrumentation effect
c. There was a differential history or selection-history effect
d. There was a selection-maturation effect
Ans: c
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Family support principles indicate that
a. strong families are supported through societal institutions that enable families to build on their own strengths. b. strong families have fewer needs than weak families. c. strong families have little impact on children's development. d. families gain little from strong communities.
Public money for the transportation of parochial school pupils does not violate the Federal Constitution. (Everson)
Indicate whether the statement is true or false
The best way to get citizens to commit to fulfilling their responsibilities as citizens is to:
a. take a required civics course in high school b. include questions about civics on the state school exams c. participate in democratic groups (p. 473. d. have families take training courses in democratic principles
Subjects may be coerced to serve in a study only if
a. the coercion involves one's students or employees. b. the experimenter needs only a few more subjects to complete the study. c. the study greatly furthers scientific knowledge. d. None of these is true.