Which of the four designs gives us the best opportunity to support a cause-and-effect
conclusion?
A) A-B design B) A-B-B-A design
C) A-B-A-B design D) A-B-A design
C
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Who is the only African American to have served as president of the American Psychological Association?
a. Kenneth Clark b. J. Henry Alston c. Gilbert Haven Jones d. Francis Sumner e. Richard Suinn
Freud's interpretation of dreams was based on the assumption that:
A. dream content was a continuation of the events in our daily lives B. dream content reflected what worried us in our waking state C. the content of dreams had to be considered symbolic D. dreams were similar to the hallucinations experienced by schizophrenics
In order for time-out to be implemented, the time-out area should:
a. contain positive reinforcers b. have a lock on the door to prevent escape c. be free from sharp or breakable objects d. all of these
Compared to boys, girls are significantly more likely to perform helping behaviors
Indicate whether the statement is true or false