A child without complete myelination will not be able to engage in activities requiring visual-motor coordination for which of the following reasons?
a. The afferent neurons are damaged, causing the axon to swell.
b. The axon does not have sufficient myelin coating.
c. The dendrite is not insulated with myelin.
d. The leakage of electrical current being carried along the axon is minimized.
B
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The primary tasks or general goals of the therapeutic process include all of the following EXCEPT that of
a. making a diagnosis about the type of problem involved. b. comparing the cost effectiveness of various treatment possibilities. c. proposing a probable etiology for the condition in question. d. making a prognosis, or an estimate, of the course the problem will take with and without treatment.
Catherine, a researcher, wants to study child behavior with age, sex, and mental stability as constant variables. She uses their level of activity as an independent variable for her study. In this scenario, Catherine is trying to establish
A. construct validity. B. an ex post facto design. C. internal validity. D. experimental control.
When our results are "statistically significant" we know
A. the independent variable likely produced an effect on the dependent variable. B. the direction of the effect of the independent variable. C. the effect size between the independent and dependent variables is large. D. all of these
The extent to which a measure can change or be different in the presence of a manipulation is called the ______ of a measure.
A. weight B. value C. sensitivity D. effect