________ is the deepest stage of sleep, during which people are least responsive to outside stimulation.
A. Stage 1 sleep
B. Stage 2 sleep
C. Stage 3 sleep
D. Stage 4 sleep
Answer: C
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How do you compute df for the chi-square test for goodness of fit?
a. df = n – 1 b. df = n – 2 c. df = n – C (where C is the number of categories) d. None of the other 3 choices is correct.
The __________ principle states that people want to experience pleasure and avoid pain
a. extrinsic drive b. intrinsic drive c. motivation d. hedonic
Sven, your adolescent nephew, tells you he is worried that he is not normal because his feet and hands seem to be too big for his body. Which of the following is the best advice for Sven?
a. "Eat more calcium-rich foods so that your growth gets back on the right track." b. "Everybody has different sized feet and hands – yours are just big." c. "Don't worry. Each person has a unique growth pattern, and you are unusual." d. "Don't worry. Hands and feet hit the growth spurt before the rest of your body."
Long-term exposure to stress produces negative physical effects and may also lead to ___________ disorders
a. impulse c. psychosocial b. psychosomatic d. anxiety