Which of the Following Is a Likely Cause of the Control

question 5

Multiple Choice

Which of the following is a likely cause of the control chart pattern known as a "trend"?

• A)Aging equipment
• B)Maintenance schedules
• C)New process operator
• D)Sudden power surge

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Definitions:

Critical F Value

A value derived from an F-distribution, used to determine the statistical significance in hypothesis testing involving variance.

Degrees of Freedom

The number of independent values or quantities that can be arbitrarily assigned in a statistical calculation, often reflecting the number of values that are free to vary.

Independent Variable

In statistical analysis, a variable presumed to cause or influence the dependent variable without itself being affected by any other variables of interest.

ANOVA

Analysis of Variance, a statistical method used to compare the means of three or more samples to determine if at least one of the sample means significantly differs from the others.