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Use consists of
Null Hypothesis
In statistical testing, the default hypothesis that there is no effect or no difference, and any observed effect is due to chance.
LCL
Lower Control Limit, a statistical measure in quality control processes that defines the lower threshold acceptable for variation.
UCL
Upper Control Limit, a line on a control chart that represents the maximum acceptable limit of variation in a process.
T-distribution
A statistical probability distribution utilized for estimating parameters of a population when dealing with a small sample size and an unknown population variance.
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