Examlex
A right-tailed area in the chi-squared distribution equals 0.01. For 4 degrees of freedom, the table value equals 13.2767.
Population Parameter
A numerical characteristic or measure that describes an aspect of a population.
Sampling Error
The discrepancy between the statistical characteristics of a sample and those of the population from which the sample was drawn.
Sample Variance
A measure of dispersion that calculates how much the numbers in a sample differ from the mean of the sample.
Unbiased Estimate
An estimator or prediction that, on average, exactly matches the parameter being estimated in the population.
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