Social Studies, 14.02.2020 21:24 anaishindsp07emm
On the first day of class, Professor Wallace tells her geography students that pop quizzes will be given at unpredictable times throughout the semester. Clearly, studying for Professor Wallace's surprise quizzes will be reinforced on a schedule.
a. fixed-interval
b. variable-interval
c. variable-ratio
d. fixed-ratio
Answers: 3
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