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Results

#1. Antonio, a piano student, has successfully learned to play the correct sequence of notes for a complex Mozart piece. His piano teacher’s next goal is to refine Antonio’s performance by teaching him to play specific notes with varying magnitudes (e.g., certain notes louder, others softer) to achieve a more expressive sound. Which type of shaping procedure is the piano teacher most likely utilizing to achieve this new goal?

Shaping across response topographies.

Shaping within response topographies.

Shaping stimulus dimensions.

Shaping response functions.

Shaping involves differentially reinforcing successive approximations of a target behavior In this scenario Antonio has already mastered the form or topography of playing the correct notes The teachers goal is not to change what Antonio plays but how he plays it specifically the magnitude loudnesssoftness of the notes Shaping within response topographies is used when the basic form of the behavior is already present but a specific dimension of that behavior such as duration latency force or magnitude needs to be modified or refined Shaping across response topographies on the other hand would involve reinforcing entirely new forms of behavior progressively moving towards a desired novel response Since the topography playing the correct notes is already established and only a dimension magnitude is being altered this is a clear example of shaping within response topographies

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