Menarche occurs on average around what age for North American girls?
a. 8 or 9 years
b. 10 or 11 years
c. 11 or 12 years
d. 14 or 15 years
Answer: c. 11 or 12 years
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Developing countries experience rates of childhood mortality ______ times higher than in North America.
A. 2 B. 5 C. 7 D. 10
Clothing is not an important power symbol.
Answer the following statement true (T) or false (F)
Klismaphilia is sexual arousal that involves
a) filth. b) flowers. c) enemas. d) kissing body parts.
A class decides to try to condition the behavior of its psychology professor. Each time she says "I" the class waits five minutes and then the next time she says "I" they reinforce her by smiling, looking particularly attentive, and s
By the end of the semester, she is using "I" much more frequently than she did at the beginning. Which of the following schedules of reinforcement was the class using? a. fixed interval c. fixed-ratio b. variable interval d. variable-ratio