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Zarrin [17]
3 years ago
10

As part of an experiment on the effects of behavior modeling, a set of raters are evaluating prosocial behavior in a series of v

ideotapes of a preschool class. Initially, the raters were quite strict in their ratings, but after 3 hours of rating, their criteria had changed. Which type of threat to internal validity has occurred?
Social Studies
1 answer:
zavuch27 [327]3 years ago
7 0

Answer:

instrumentation

Explanation:

As part of an experiment on the effects of behavior modeling, a set of raters are evaluating prosocial behavior in a series of videotapes of a preschool class. Initially, the raters were quite strict in their ratings, but after 3 hours of rating, their criteria had changed.the type of threat to internal validity that occur is instrumention.

Instrumentation is the e changes in the instrument, observers, or scorers which may produce changes in outcomes.

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