Examlex
The Coleman report of 1966 found that minority students perform better when they go to school with middle-class whites.
R-chart
A type of control chart used for monitoring the range of variation within a sample.
Sampling Distribution
The probability distribution of a given statistic based on a random sample, used to make inferences about the population.
R-chart
A control chart used for monitoring the variability of a process.
Control Limits
Boundaries in process control, within which a process operates efficiently, used to detect signals or causes of variations that could indicate a problem.
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