Teaching primates to communicate in sign language in order to develop better methods for teaching language to aphasic children would be an example of a(n)
a. anthropomorphic error.
b. animal model.
c. inaccurate design.
d. correlational study.
B
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Why has the United States Food and Drug Administration (FDA) not approved the use of antianxiety drugs in people under 18 years of age?
A. The illnesses for which these drugs are prescribed are not diagnosed in children. B. The drugs require very strict dietary restrictions to prevent a potentially lethal interaction with certain types of foods and/or nuts. C. The drugs increase the chance of suicidal thoughts or impulses in children. D. The drugs can be physically addictive and can have severe side effects.
A test that has a high correlation with some well-accepted outcome measure provides evidence for
a. face validity. b. criterion validity. c. construct validity. d. content validity.
Scales of measurement are important because
a. they influence the kinds of statistical tests we will use in at least a crude way. b. they reflect the kinds of statements we may make about relationships between points on the scale. c. they limit the kinds of conclusions we can draw from a study. d. all of the above
While counting four objects, Yoshiko says "1, 2, 4, 8" one time and "2, 1, 4, 8" the next time. This demonstrates that Yoshiko has failed to master the ____ principle of counting
a. stable-order b. cardinality c. one-to-one d. habituation