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Standard Deviation
A measure of the amount of variation or dispersion of a set of values, indicating how much the individual values deviate from the mean of the values.
Mean
The arithmetic average of a set of numbers, calculated by summing them all up and dividing by the number of numbers.
Population Parameters
Characteristics that summarize or describe aspects of a population, such as mean, variance, or median.
N - 1 Adjustment
A statistical method used to correct the bias in the variance estimate of a sample.
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