Sign tracking has been interpreted by researchers as resulting from a process of:
A) ?negative reinforcement.
B) ?intermittent reinforcement.
C) ?sensitization.
D) ?classical conditioning.
D
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Genetic factors may connect eating disorders with perfectionist personality styles
a. True b. False Indicate whether the statement is true or false
Freud considered _____ as compelling a part of human nature as sex
a. passion c. aggression b. morality d. resistance
Fill in the missing words using the options given. Methodological problems exist within many RCTs that compare NRT to (2) ______. This is because smokers in the (3) ______ condition can detect that they are not receiving any (4) ______ (Mooney, White, & Hatsukami, 2004; Polito, 2008). Dar, Stronguin and Etter (2005) found that (5) ______ group members were 3.3 times more likely to correctly guess that they had received placebo than to incorrectly guess that they had received nicotine (54.5% v. 16.4%). If the trials in a RCT are not (6) ______, the findings give a misleading picture of treatment effectiveness. Which word is a best fit?
A. nicotine B. control C. double blind D. placebos
In longitudinal research, the same people are measured over a period of time
Indicate whether this statement is true or false.