The General Cognitive Index
a. is derived by the formula GC = MA/CA X 100.
b. is derived by the formula GC = CA/MA X 100.
c. is a standard score with a mean of 50 and standard deviation of 10.
d. is a standard score with a mean of 100 and a standard deviation of 16.
d
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Research shows that young children use private speech
A) because they have difficulty with perspective taking. B) when they are engaged in cooperative dialogues. C) when tasks are appropriately challenging. D) when they cannot find a conversational partner.
When 6-month-old Gabby says "tatatata," she is
A. cooing. B. using telegraphic speech. C. babbling. D. engaging in private speech.
In an evaluation of its effectiveness, Healthy Families home visitation alone reduced only neglect, not abuse. But adding __________ dramatically increased its impact
A) access to quality health care B) a cognitive component C) clean and noncrowded living conditions D) low-cost, high-quality child care
What term is used to describe the shape of a distribution in which the scores pile up on the left-hand side of the graph and taper off to the right?
A) ?symmetrical B) ?positively skewed C) ?negatively skewed D) ?normal