Independent and Dependent Variable Practice Sheet 1. Subjects who were high in dogmatism read a message from either an expert or nonexpert source who supported his position with either strong or weak arguments. Strong arguments were more persuasive than weak arguments. Subjects were persuaded by strong arguments when the source was not an expert, but they were equally persuaded by strong and weak arguments when the source was an expert. 2. This research ascertained the role of motivational style (extrinsic, intrinsic, amotivational) as predictors of behavioral persistence in a real-life setting. At the beginning of the academic year, 1042 first-term students enrolled in a compulsory college course completed a scale assessing motivation toward academic activities. Results showed that students who were more intrinsically motivated persisted more than those who were extrinsically motivated or amotivated. 3.
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