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Chapter 15 Augmented Feedback

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1 Chapter 15 Augmented Feedback
Concept: Augmented feedback provides information that can facilitate skill learning

2 Two Types of Performance-Related Information (Feedback)
Task-intrinsic feedback Sensory-perceptual information that is a natural part of performing a skill Augmented feedback Performance related information added to or enhancing task-intrinsic feedback

3 Two Types of Augmented Feedback
Knowledge of Results (KR) Externally presented information about the outcome of performing a skill or about achieving the goal of the performance Knowledge of Performance (KP) Externally presented information about movement characteristics that led to the performance outcome

4 Table 15.1 Examples of Augmented Feedback
A golf instructor tells student KR: shot went into right rough KP: you were short on your backswing A physical therapist tells patient KR: you walked 10 ft today KP: you should bend your knees more as you walk A sprinter in track KR: sees time posted on board KP: sees a videotape replay A gymnast KR: sees judge’s score KP: looks at stick figure representation of performance

5 The Roles of Augmented Feedback in Skill Acquisition
Two roles in skill learning process: Facilitates achievement of the action goal of the skill Motivates the learner to continue striving toward a goal

6 How Essential is Augmented Feedback for Skill Learning?
FOUR POSSIBLE ANSWERS: It can be essential for skill learning It may not be necessary for skill learning It can enhance skill learning It can hinder or slow skill learning

7 How Essential is Augmented Feedback for Skill Learning?
FOUR POSSIBLE ANSWERS: It can be essential for skill learning It may not be necessary for skill learning It can enhance skill learning It can hinder or slow skill learning

8 How Essential is Augmented Feedback for Skill Learning?
FOUR POSSIBLE ANSWERS: It can be essential for skill learning It may not be necessary for skill learning It can enhance skill learning It can hinder or slow skill learning

9 Results of experiment by Wallace and Hagler showing the benefit of verbal error-based KP for enhancing learning a basketball shooting skill

10 How Essential is Augmented Feedback for Skill Learning?
FOUR POSSIBLE ANSWERS: It can be essential for skill learning It may not be necessary for skill learning It can enhance skill learning It can hinder or slow skill learning

11 Five Issues Related to Augmented Feedback Content
Information about errors vs. correct aspects of performance KR vs. KP Qualitative vs. quantitative information Augmented feedback based on error size Erroneous augmented feedback

12 Five Issues Related to Augmented Feedback Content
Information about errors vs. correct aspects of performance KR vs. KP Qualitative vs. quantitative information Augmented feedback based on error size Erroneous augmented feedback

13 Five Issues Related to Augmented Feedback Content
Information about errors vs. correct aspects of performance KR vs. KP Qualitative vs. quantitative information Augmented feedback based on error size Erroneous augmented feedback

14 Five Issues Related to Augmented Feedback Content
Information about errors vs. correct aspects of performance KR vs. KP Qualitative vs. quantitative information Augmented feedback based on error size Erroneous augmented feedback

15 Five Issues Related to Augmented Feedback Content
Information about errors vs. correct aspects of performance KR vs. KP Qualitative vs. quantitative information Augmented feedback based on error size Erroneous augmented feedback

16

17 Types of Knowledge of Performance
Verbal KP Two types Descriptive KP Prescriptive KP Videotape as augmented feedback Movement kinematics as augmented feedback Biofeedback as augmented feedback

18 Types of Knowledge of Performance
Verbal KP Two types Descriptive KP Prescriptive KP Videotape as augmented feedback Movement kinematics as augmented feedback Biofeedback as augmented feedback

19 Concurrent Augmented Feedback
Augmented feedback provided while a person is performing a skill Effects of concurrent augmented feedback on learning Two general types of effects Negative learning effect Enhances skill learning (positive effect)

20 Terminal Augmented Feedback
Feedback that is provided after a person has completed the performance of a skill Two intervals of time associated with terminal augmented feedback KR delay interval Post KR interval Both require a minimum length of time Engaging in activity during these intervals can hinder, benefit, or have no effect upon skill learning

21 Terminal Augmented Feedback
Feedback that is provided after a person has completed the performance of a skill Two intervals of time associated with terminal augmented feedback KR delay interval Post KR interval Both require a minimum length of time Engaging in activity during these intervals can hinder, benefit, or have no effect upon skill learning

22 Frequency of Presenting Augmented Feedback
Traditional view = Aug. fb for every trial (100% frequency) is best for learning Current view = Less than 100% frequency is best for learning

23 Techniques that Reduce Augmented Feedback Frequency
Performance based bandwidths Performer selected frequency Summary and averaged augmented feedback


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