A 12-minute run can be used as a test to measure oxygen uptake - HSC - SSCE Personal Development and Physical Education - Question 2 - 2023 - Paper 1
Question 2
A 12-minute run can be used as a test to measure oxygen uptake.
To achieve the most valid and reliable results, the test should be performed
A. multiple times on dif... show full transcript
Worked Solution & Example Answer:A 12-minute run can be used as a test to measure oxygen uptake - HSC - SSCE Personal Development and Physical Education - Question 2 - 2023 - Paper 1
Step 1
A. multiple times on different running surfaces.
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Answer
This option is not ideal since different surfaces can introduce variability in the results, affecting validity.
Step 2
B. at the same time of day using hand-held stopwatches.
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While controlling for time of day can help, using hand-held stopwatches may introduce human error, making this less reliable.
Step 3
C. under varied levels of fatigue on a synthetic athletic track.
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Varying fatigue levels complicate the results as it would affect performance, thus reducing the test's reliability.
Step 4
D. on a synthetic athletic track using electronic timing equipment.
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This option is the best as it minimizes external variability and provides reliable, accurate timing, ensuring the most valid results.
