When We Need to Be Particularly Sure About the Quality

question 33

Multiple Choice

When we need to be particularly sure about the quality of a product,we should ______.

• A)do a process capability analysis at the start of the production run to ensure the process is working well and repeat the process capability analysis frequently
• B)do a Pareto analysis frequently to ensure that the mean is not shifting
• C)do a physical inspect of each unit produced to ensure compliance with customer requirements
• D)do a specification conformance test

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Definitions:

Standard Error

A measure of the accuracy with which a sample distribution represents a population by quantifying the variability of the sampling distribution.

Coefficient Of Determination

A measure that represents the proportion of the variance in the dependent variable that is predictable from the independent variable(s).

Test Statistic

A value calculated from sample data during hypothesis testing, used to determine whether to reject the null hypothesis.

Coefficient Of Determination

A statistical measure represented by \(R^2\), indicating the proportion of the variance in the dependent variable that is predictable from the independent variable(s).