______ is/are mechanisms for preventing measurement error.
A. Tests of reliability and validity
B. A good knowledge base and random sample
C. A proper statistic for testing the study hypothesis
D. A set of conclusions that are consistent with the data analyzed in the study
Ans: A
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The multiple experimental groups with one control group design is used to:
a. approximate the control of experiments in nonexperimental situations. b. assess the interaction effects of more than one independent variable. c. assess the effects of differing amounts or intensities of a single independent variable or treatment. d. control threats to external validity.
Advantages for individuals who participate in group interventions include the following except:
a. support and empathy from group members b. personal links with other group members c. socialization prospects d. an “expert-driven” agenda
If you wanted to study changes in the ways in which children who were born deaf adapt to
their handicap at different ages, the preferred research method to use would be:
a. cross?sectional research. b. ecological research. c. longitudinal research. d. reactive research
Generalist social work only pertains to working with individual clients and families.
Answer the following statement true (T) or false (F)