The Different Properties of Fast and Slow Muscle Fibres Arise

question 22

Multiple Choice

The different properties of fast and slow muscle fibres arise from differences in their ______.

• A) proportions of actin and myosin
• B) types of actin and myosin
• C) energy-releasing enzymes

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Definitions:

Matched Pairs Experiment

An experimental design in which participants are paired based on certain criteria, with one member of each pair receiving each treatment.

Z-Statistic

A statistical measure that represents the number of standard deviations a data point is from the mean of a data set, used in hypothesis testing.

P-Value

A statistical measure that helps researchers determine the significance of their experiment’s results, often indicating the probability of obtaining the observed results if the null hypothesis were true.

Wilcoxon Signed Rank Test

A nonparametric test used to compare two paired groups to determine if their mean ranks differ.