Which one of the following statements about developmental research is true?
a. Experimental studies can be conducted only in the laboratory and under somewhat artificial conditions.
b. Longitudinal studies yield the most information for making decisions about how best to foster children's development.
c. Experimental studies enable us to draw conclusions about cause-effect relationships.
d. Correlational research is more difficult and time-consuming than experimental research.
C
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__________separation, divorce or remarriage
Fill in the blank with correct word.
An obstacle that may inhibit cultural minority families' involvement in education is
a. deference to teachers and other professionals as decision makers b. lack of trust in the education system c. lack of knowledge of their rights as parents d. all of these
Two teachers who are friends teach math at different high schools. At a conference they learn about a new program for teaching trigonometry. They decide to test it by having one teacher use it in her class and the other use the traditional program. At the end of the school year they compare their students’ scores on the AP trigonometry test. This is an example of which research design?
a. One-group posttest-only design b. One-group pretest-posttest design c. Posttest-only design with nonequivalent groups d. Nonequivalent posttest-only design
________ enhances or increases existing skills
Fill in the blank(s) with correct word