The most likely cause of mental/social deficits seen in children prenatally exposed to cocaine is:
a. Impoverished or chaotic home environment in early childhood
b. Prenatal poly drug use (including cocaine) by the mother
c. Maternal ingestion of antidepressant during pregnancy
d. The effect of cocaine itself on the developing fetus
A
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A researcher investigating a teacher's use of positive reinforcement in the classroom observed the classroom in five-minute cycles and recorded the number of instances of positive reinforcement during the cycle. The researcher was using
a. time coding. b. sign coding. c. a situational test. d. contrived observation. e. case sampling.
Problem-solving skills include ______.
a. not dismissing any possible solution as unworthy b. recognizing the problem c. doing something about the problem d. all of these
______ occurs when we do not or cannot measure the entire range of values that a variable can take on.
Fill in the blank(s) with the appropriate word(s).
When many students begin laughing disruptively, the cause might well be:
a) provocation. b) contagious behavior. c) put-downs. d) egocentrism.