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A researcher is studying pain sensitivity. He asks subjects to immerse their arms in ice water...

A researcher is studying pain sensitivity.

He asks subjects to immerse their arms in ice water for 60 seconds.

1. Which one of the following levels of measurement is being applied when he records the number of seconds to the initial report of pain?

2. What is the level of measurement being applied if he records rank orders of subjects based on the number of seconds to the first report of pain?

3. What is the level of measurement being applied if he records whether subjects did or did not report pain by 10 seconds following immersion?

Math   Statistics-And-Probability   
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