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DougMcCartney DougMcCartney
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7 years ago
In order to test the effect of praise on learning, a group of students receive verbal encouragement every time they do something correct. At the end of the semester, their grades are recorded and analyzed. What is missing from the above design?
a. an independent variable
b. an experimental group
c. a dependent variable
d. a control group
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The World of Psychology, Canadian Edition

The World of Psychology, Canadian Edition


Edition: 8th
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VaultnerVaultner
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7 years ago
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4 years ago
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