You Have Just Used the Capability Index (Cpk) Formulas to Compute

question 64

Multiple Choice

You have just used the capability index (Cpk) formulas to compute the two values "min [2, 2.5]." Which of the following is the proper interpretation of these numbers?

• A) The true capability index value is 2.5.
• B) The mean of the production process has shifted to the left of the design limits.
• C) The mean of the production process has shifted to the right of the design limits.
• D) The mean has not shifted at all.
• E) The true capability index value is between 2 and 2.5.

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Definitions:

System of Equations

A set of two or more equations with the same variables, where the solution is the set of values that satisfy all equations simultaneously.

Graph of Equation

A visual representation of all the points that satisfy a given equation, plotted on a coordinate grid.

Method of Substitution

A technique used to solve systems of equations by solving one equation for one variable and then substituting that expression into another equation.

System of Equations

A set of two or more equations with the same set of unknowns, which are solved together to find a common solution.