Which statistic was developed to correct problems with inter-rater reliability?
a. Cohen's kappa
b. Cronbach's alpha
c. Kuder-Richardson formula 20
d. Spearman-Brown formula
a
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Sedgh, Singh and Hussain (2014) reported that 85 million pregnancies, which is ______ of all pregnancies, were unintended in 2012.
A. 20% B. 30% C. 40% D. 50%
"I know I was hypnotized, but that's all I can remember." This could be an example of:
A. posthypnotic suggestion B. posthypnotic amnesia C. hypnotic sensation D. imagined perception
Studies with aggressive children find that these children have a lot of
A. violent relatives. B. stress and frustration in their lives. C. independence at home. D. friends.
Operant conditioning in simple animals like Aplysia
A. cannot be demonstrated. B. can result in increased biting behavior. C. produces a stronger gill withdrawal response. D. produces a weaker gill withdrawal response.