control limit उदाहरण वाक्य

FWER control limits the probability of " at least one " false discovery, whereas FDR control limits ( in a loose sense ) the expected proportion of false discoveries.
One author recommends superimposing the EWMA chart on top of a suitable Shewhart-style chart with widened control limits in order to detect both small and large shifts in the process mean.
Points outside of these control limits are signals indicating that the process is not operating as consistently as possible; that some assignable cause has resulted in a change in the process.
At the least, any points above either upper control limits or below the lower control limit are marked and considered a signal of changes in the underlying process that are worth further investigation.
At the least, any points above either upper control limits or below the lower control limit are marked and considered a signal of changes in the underlying process that are worth further investigation.

For normally distributed statistics, the area bracketed by the control limits will on average contain 99.73 % of all the plot points on the chart, as long as the process is and remains in statistical control.
When a sample average ( size " n " = 10 in this case ) is located outside the control limits, then this is an indication that the process is out of ( statistical ) control.
The control limits for this chart type are \ bar c \ pm 3 \ sqrt { \ bar c } where \ bar c is the estimate of the long-term process mean established during control-chart setup.
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Even when a process is " in control " ( that is, no special causes are present in the system ), there is approximately a 0.27 % probability of a point exceeding " 3-sigma " control limits.