Eight-year-old Johnny and his mother are making cookies. Johnny's mother gives him two pieces of dough
that are rolled into balls. She asks him to take the rolling pin and roll one flat. Johnny recognizes that both
pieces of dough are still of equal size. He has mastered conservation of
a. number.
b. length.
c. mass.
d. area.
c
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History, as a threat to internal validity, refers to ______.
A. normal growth over time B. changes in the client’s environment during the treatment period C. changes in the client’s environment before the treatment period D. the effect of being tested while being treated
A client satisfaction survey would be most useful for measuring the success of a program designed to keep adolescents from engaging in delinquent behavior
A) ?True B) ?False
Which of the three major approaches to social science holds that human life is based less on objective reality than on the ideas, beliefs, and perceptions people hold about reality?
A) positivism B) interpretative social science C) critical social science
Interpret chi-square. Be sure to include a discussion of statistical significance.
