Which of the following figures best approximates the proportion of Americans who will experience PTSD at some point?
a) 1-2%
b) 4-5%
c) 7-8%
d) 14-15%
ANS: C
Psychology
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Changes in heart rate and blood pressure in response to stress is referred to as:
a. a coronary episode c. cardiovascular reactivity b. cardiovascular response d. cardiovascular metabolism
Psychology
Which of the following is not a type of reliability?
a. criterion reliability b. test/retest reliability c. interrater reliability d. alternate-forms reliability
Psychology