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Question
How can we test Motor Educability? Explain in detail.
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Solution
Motor educability refers to the ease and thoroughness with which an individual learns new motor skills. It is measured by the Johnson-Metheny Motor Educability Test, also called the Metheny-Johnson Motor Educability Test.
History: In 1932, Granville B. Johnson presented a test for grouping students into homogeneous units. In 1938, Eleanor Metheny revised it and selected four stunts that correlated highly with the total Johnson score. This revision became the Johnson-Metheny Test.
Test Items: The test battery consists of four motor stunts:
- Front roll
- Back roll
- Jumping half turns
- Jumping full turns
For boys, all four items are used. For girls, front roll, back roll, and jumping half turns are used.
Mat Area: The mat is 15 × 2 feet. A lane 24 inches wide is marked in the centre and divided into two equal narrow lanes by a centre line. The lane is divided into ten equal parts lengthwise by lines placed every 18 inches. The lines are alternately 3/4 inch wide and 3 inches wide, measured to the middle of the line.
Warm-up: Subjects perform a 5-minute warm-up before the specific test to promote physiologic and motor adaptation.
Detailed Procedure and Scoring:
1. Front Roll (Forward Roll)
- Performed in the entire 24-inch lane. Start with feet outside the chart.
- Perform two front rolls: the first within the limits of the first half of the lane, and the second within the limits of the second half, without touching or overreaching the side lines.
- Scoring: Each correct roll gets 5 points; maximum score is 10 points. Two points are deducted for overreaching a side line on each roll. One point is deducted for overreaching an end limit on each roll. Five points are deducted if the subject fails to perform a true front roll.
2. Back Roll (Backward Roll)
- The procedure is similar to the front roll, performed in the entire 24-inch lane.
- Start with feet outside the chart and perform two back rolls, one in each half of the lane.
- Scoring: Same as the front roll: maximum 10 points; deductions of 2 points for side-line overreach, 1 point for end-limit overreach, and 5 points for failure to perform a true back roll.
3. Jumping Half Turns
- Performed in either the right or left half of the lane. The heavy three-inch lines serve as targets.
- The subject starts with feet on the first three-inch line, then jumps with both feet to the second three-inch line while executing a half turn either right or left. Next, he jumps to the third three-inch line while executing a half turn in the opposite direction. This continues along the length of the mat, alternating the direction of rotation.
- Scoring: Perfect execution is worth 10 points. Two points are deducted for each wrong jump when the subject does not land with both feet on the three-inch line, turns the wrong way, or both.
4. Jumping Full Turns
- The subject starts with feet outside the chart at about the centre of the lane.
- He jumps to the second rectangular space, executing a full turn either right or left. He continues across the mat, executing full turns in the same direction, landing on both feet in every second rectangular space.
- Scoring: Perfect execution of five jumps is worth 10 points. Two points are deducted if the subject fails to keep balance on landing, turns too far, or oversteps the squares.
