Using a process to put members of a sample in one of the experimental groups is called ______.
Fill in the blank(s) with the appropriate word(s).
Ans: random assignment
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What research-based statement is true about children raised in a single-parent household?
a. Despite adequate resources and strong parental competence children's development does not progress in healthy, typical ways. b. With adequate resources and strong parental competence children's development progresses in healthy, typical ways. c. Both a. and b. d. Neither a. nor b.
Which theorist emphasized that children do not need formal lessons to learn; rather they need toys, materials, and time to play?
a. Piaget b. Vygotsky c. Payne d. Issac
According to the text, once a quantitative experiment is put into motion
a. it must be run exactly as planned. b. subjects should be shifted from one group to another whenever necessary to establish group equivalence. c. independent variables that seem to be having little or no effect should be eliminated. d. the research hypothesis should be reexamined.
One of the problems with agreeing on a definition of intelligence is
A. deciding if intelligence is one ability or many different ones. B. getting the psychometricians to agree with the theorists. C. separating what is fluid intelligence from what is crystallized intelligence. D. agreeing upon the sample that will be used to develop the norms for a test.