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With twitch summation, the muscle fiber is stimulated so rapidly that it does not have an opportunity to return to resting potential between stimuli.
F Test Statistic
Used in analysis of variance (ANOVA) to compare the variances of two populations, based on sample data.
F-Test
A statistical test used to compare the variances of two populations and determine if they are significantly different.
Randomized Block Design
An experimental design in which units are blocked into groups sharing similar characteristics to reduce variability, with each block then randomly assigned to treatments.
Independent Samples Design
An experimental design where separate groups are independently assigned to different treatments, with no member belonging to more than one group.
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