In the context of the types of children's play, identify a true statement about practice play.
A. Practice play occurs when a child transforms the physical environment into a symbol.
B. Practice play can be engaged in throughout life.
C. Practice play is confined to infancy as children learn to transform objects.
D. Practice play primarily involves social interactions with peers.
Answer: B
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Your text describes a study in which researchers recruited single, sexually active student volunteers to take part in a campaign (actually the experimental manipulation) supposedly designed to get other students who were just becoming sexually active to practice safe sex. The volunteers were asked to develop a persuasive speech about acquired immune deficiency syndrome (AIDS) and safer sex that
was then videotaped. Researchers found that the students who made the taped speeches were more likely to use condoms, a finding that is consistent with ____. a. social learning theory b. the stages of change model c. the health belief model d. cognitive dissonance
A population has ? = 50 . What value of ? would make X = 55 a central, representative score in the population?
a. ? = 1 b. ? = 5 c. ? = 10 d. Cannot determine with the information given
The _____ distribution is a set of distributions that, although symmetrical and bell-shaped, are not normally distributed
a. standard normal b. normal c. Student's t d. alternative
Why is it important to know the size of the effect in an experiment? It is important because _____
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