The basis of an experiment is
A. manipulation of a dependent variable.
B. manipulation of an independent variable.
C. Manipulation of a confounding variable.
D. in-depth fact gathering of many variables.
Answer: B
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One of the goals of early assessment and identification of children with oppositional behaviors is based on which assumption?
a. Medication is much more effective with young children than with adolescents. b. Children who are identified early can become part of studies that investigate new and better prevention efforts. c. Early intervention is effective as it may prevent certain behaviors from becoming ingrained in a child's behavior. d. Children who are identified early can receive school services that aren't available in middle or high school.
Two events are said to be independent if
a. the occurrence of one precludes the occurrence of the other. b. the occurrence of both is impossible. c. both events happen simultaneously. d. the occurrence of one has no effect on the probability of the occurrence of the other.
If two variables are each correlated significantly with the dependent variable, then the multiple correlation will be
a. the sum of the two correlations. b. the sum of the two correlations squared. c. no less than the larger of the two individual correlations. d. It could take on any value.
Group members who focus on the group’s achievements are ___ whereas group members who focus on their personal contributions are ___.
a. collectivistic; allocentric b. distributivistic; proceduralistic c. sociocentric; egocentric d. idiocentric; individualistic