This scales book is a classic in psychometrics. It is instrumental for survey researchers in the fields of advertising, marketing, consumer psychology, and other related fields that rely largely on attitudinal measures. My copy has gotten me through years of field research by helping provide testable, reliable scales.
Complexity of the Calculation Task
The scale uses three, nine-point Likert-type items to measure how complicated a person believes a certain task was that involved some degree of mathematical computation.
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