SOLVED

6.3 Understanding Correlational and Differential Methods 1)Due to ethical considerations, the area of clinical neuropsychology primarily uses which type(s) of research design(s)? A)Correlational and differential research. B)Naturalistic research. C)Experimental research. D)Factorial research. 2)One constraint used in differential research that is NOT used in correlational research is A)unobtrusive observation. B)carefully constructed measures. C)carefully trained research assistants. D)the selection of one or more specific control groups. 3)Randomly assigning particpants to groups in differential research tends to equate the groups on A)potential confounding variables. B)the dependent variable. C)the independent variable. D)both the independent and dependent variable. 4)Differences in hearing acuity between a group of chronic schizophrenics and a control group of hypertensives are A)most likely averaged out during data analysis. B)most likely due to the peculiar dependent measure. C)not difficult to interpret. D)most likely confounded with several other variables. 5)Why can’t we study the effects of prolonged separation in infancy in an experimental way? A)The design would be too cumbersome. B)It is unethical to separate infants from their parents for an extended period of time for the purpose of research. C)Animal models are sufficient for this purpose. D)The research is not likely to get funded. 6)In correlational and differential research, the researcher is NOT able to use powerful procedures such as A)examining preexisting variables. B)randomly assigning participants to groups. C)holding an extraneous variable constant. D)controlling for gender of participants. 7)Differential research designs are used most often in A)situations in which the manipulation of an independent variable is impractical, impossible, or inappropriate. B)research on lower socioeconomic groups. C)prisons. D)developmental psychology. 8)By mapping the relationships between brain functioning and behavior, the neuropsychologist is essentially employing A)unethical research. B)experimental research. C)correlational research. D)naturalistic research.Â