Examlex
A c-chart is used to monitor the number of defects per unit of a process output.
Population Variance
A measure of the spread of a population’s values, indicating how much the individuals within the population differ from the population mean.
Chi-Squared Distributed
Referring to a statistical distribution that is used to describe the distribution of the sum of squares of a set of variables, often used in hypothesis testing.
T-Distribution
A statistical distribution that occurs when calculating the average of a population with a normal distribution, under conditions where the sample size is small and the population's variance is not known.
Degrees of Freedom
The number of independent values or quantities that can vary in a statistical calculation.
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