John Is a Sprinter Who Specializes in Quick and Powerful

question 17

Multiple Choice

John is a sprinter who specializes in quick and powerful bursts of speed followed by periods of rest. Jim is a marathon runner who specializes in long, steady runs. Compared to Jim, John is likely to have:

• A) legs with a larger diameter.
• B) legs with a smaller diameter.
• C) hypertrophy of type I muscle fibers.
• D) a higher density of capillaries in his legs.
• E) lower concentrations of glycolytic enzymes in his leg muscles.

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Definitions:

Estimated Form

A version of a statistical model where the parameters have been estimated from data, as opposed to its theoretical or exact form.

Unit

The basic measure or standard used to quantify the results or elements in a dataset.

MSR

An acronym that can stand for Mean Squared Regression, representing the average squared difference between the observed and predicted values in regression analysis.

MSE

Mean Squared Error, a measure of the average squared differences between the observed actual outcomes and the outcomes predicted by a model.