In General,a Process Is Considered to Be in Control for All

question 92

Multiple Choice

In general,a process is considered to be in control for all the following conditions except

• A)no points are outside the control limits.
• B)all points are above the centre line.
• C)the points are randomly distributed following a normal population.
• D)no pattern exists in the plotted points (no evidence of a run).

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Definitions:

Trimmed Mean

A method of averaging that removes a specified percentage of the largest and smallest values before calculating the mean, often used to reduce the effect of outliers.

Bootstrap Standard Error

A measure of the variability or dispersion of a statistic's sampling distribution, estimated using the bootstrap resampling method.

Critical Value

A threshold value in hypothesis testing that defines the boundary of the rejection region; values beyond this indicate statistical significance.

Confidence Interval

A spectrum of numerical values, derived from the analysis of a sample, likely to enclose the value of an elusive population parameter.