Research studies in which half the participants are told they are drinking alcohol and half are not, with half of each group actually receiving alcohol and half not, are using the ___________ design
A. balanced placebo
B. split-half
C. alcohol control
D. phase II
A
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Which is the graph of data for categorical variables where the bar height represents the size of the value.
A. line graph B. pie chart C. bar graph D. scatterplot
Leptin is to ____ as CCK is to ____.?
a. ?hypothalamus; stomach b. ?liver; fat cells c. ?fat cells; intestines d. ?intestines; hypothalamus
In order for a person who holds a false belief to be labeled as prejudiced, the false belief must
a. be unconscious. b. lead to an attitude of preference toward another human being. c. resist change even in the face of evidence against its validity. d. be based on cultural norms of proper behavior.
What percentage of American emerging adults "return to the nest" to live at least once after they initially leave?
A. 20% B. 40% C. 60% D. 80%