If the mean of a sample's scores is 30 and the standard deviation is 2, it is reasonable to conclude that
a. the sample's scores are clustered tightly around the mean.
b. the sample has at least several outliers.
c. the range of scores is large.
d. the mean and the median are substantially different.
a
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Which of the following is not a characteristic of motivationally gifted children?
A. They are more environmentally engaged. B. They are likely to be identified using traditional measure of IQ. C. They requested more likely to request cognitively relevant extracurricular activities. D. They work harder and learn more than their peers.
Reformers criticize large schools and fault them with being partly responsible for the decline in academic achievement because they
a. foster poor discipline and classroom management problems for new teachers. b. are so costly to run that money cannot be spent on updating books and school supplies. c. cause students to be constantly late for class because of the distance between classrooms. d. create an aura of impersonality in which students feel lost, disengaged, and unmotivated.
Fourteen-year-old Wayne has a history of aggressive behavior toward other students, and so his classmates have kept their distance from him over the years. But Wayne has worked extensively with the school counselor in recent months, and his interpersonal behavior has improved dramatically. Wayne's teachers must remember, however, that:
a. Other students may continue to reject Wayne unless they can be convinced that he has changed. b. Wayne's self-esteem regarding his ability to succeed at academic tasks is likely to have decreased in the meantime. c. Wayne's aggressive behavior is likely to reappear whenever he is placed in a competitive situation. d. Any improvement is likely to be short-lived.
All of the following are true regarding therapy for phonological errors EXCEPT _____
A) sounds are not taught in isolation B) the child is taught to recognize differences between minimally contrastive words C) the therapist and child give and receive directions D) it is incompatible with therapy for articulation errors