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Monday, November 29, 2010

PDFE #14

The difference between part and whole practice methods:
Part Practice: a way of simplifying a task into parts. Making a complex skills easier to learn the basic parts. The three types of part practice are segmentation, fractionization, and simplification.
In segmentation, one aspect of a skill is practiced first, then after that part of the skill is acheived, the second part is added. After the first and second parts are added together and learned, then the 3rd part is added, and so on. Individual aspects of a skill are added on one at a time until the whole skill is put together and performed successfully.
Whole practice is just practicing every part of a skill at once. It is skipping any breakdown of a skill and just practicing the skill over and over as a whole.

Lab 8.2 results:

Participant: Kara Experimenter: Marley

Trial: Count:
1 2
2 1
3 1
4 2
5 3
6 2
7 0
8 2
[1-minute break]
9 1
10 2
11 1
12 1
13 2
14 3
15 3
16 3
[1-minute break]
17 3
18 2
19 2
20 2
21 3
22 2
23 3
24 2
[1-minute break]
25 2
26 2
27 3
28 2
29 3
30 2
31 3
32 2
[5-minute break]
Retention test:
1 3
2 2
3 4
4 4
5 3
6 4
7 3
8 3
Average: 2-3

In our juggling lab, the part practice was more successful. I was the participant doing each individual step and the results show that by the time I put all the steps together, I was better skilled at juggling than Kara, who only did whole practice. This was a pretty successful study because neither of us could juggle (this is probably still the case), so we were able to start at the same ability level.
The results matched my expectations for this lab. Juggling is a skill that can be broken down and is easier learned in parts. However, this is not the case for all skills. As the lab gives the example, a pole vaulter can practice the steps in order until he completes the entire vault. A runner, however, can break down the correct way to step to move faster, but in order to learn the skill of a faster run he must just run. Another example would be leaping in dance. You can practice the preparation, but there is not actual way to stop mid air and start over in steps. Leaping is an example where whole practice is the most practical.

Other factors that could have affected our results were there may have been a difference in our beginning skill level. It could have been that even though neither of us could juggle successfully, I may have had more practice/experience in the past. Another factor could be our coordination abilities. This lab could just show that I have a higher hand-eye coordination ability instead of showing how part practice can be more successful than whole practice.

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