Aimee is constantly worried about her appearance. She is sure that her thighs are too fat, although her friends insist sincerely that she looks fantastic. Yet Aimee still avoids wearing shorts and going swimming because she is embarrassed by and worried about her appearance. Aimee is experiencing which main component of an eating disorder?
a. Weight concern
b. Body dissatisfaction
c. Eating problems
d. Obesity
b
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According to the research on mental imagery and shape, people take longer to make a judgment when two mental images have similar shapes than when they have different shapes. This finding tends to support
a. experimenter expectancy. b. the introspection approach. c. bottom-up processing. d. the analog-code approach.
A researcher who is studying methods of decreasing test anxiety decides to measure anxiety in a group of volunteers both before and after an experimental intervention. He finds that anxiety levels are lower after the intervention. However, when reviewing his results, the researcher notes that the first test occurred about a week before midterm exams and the second test occurred two weeks after
the exams. This study appears to have a problem with ____. a. internal validity b. external validity c. reliability d. accuracy
Having a gold star placed on one's spelling quiz would be a secondary reinforcer
Indicate whether this statement is true or false.
What makes a Sudoku puzzle a well-defined problem?
A. It has many possible solutions. B. It has only one correct solution. C. It lacks clear paths between the goal states. D. It is difficult to mentally represent.