The normal distribution is symmetrical, which means that
A. scores above the mean are distributed the same as scores below the mean.
B. extreme scores are possible in a normal distribution.
C. there are an infinite number of possible normal distributions.
D. this characteristic has no practical implication.
Ans: A
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Which of the following is a problem with overreliance on large-group, teacher-directed activities?
A) the possibility of exceeding children's developmental levels and attention spans B) funding of materials for all students in such large groups C) having only one teacher available to work with a large group D) state regulations regarding the teacher-child ratio
Describe two general sets of problems that overweight youth face, and explain how these problems detract from healthy development
What will be an ideal response?
A child who only hears close loud environmental sounds probably has a hearing loss in the
A. 25 to 30 dB range. B. 30 to 50 dB range. C. 50 to 70 dB range. D. 71 and greater dB range.
The region with the highest percentage of African American residents is
a. West. b. South. c. Midwest. d. Northeast.