SCENARIO 19-7 A Supplier of Silicone Sheets for Producers of Computer Chips

question 87

True/False

SCENARIO 19-7
A supplier of silicone sheets for producers of computer chips wants to evaluate her manufacturing process.She takes samples of size 5 from each day's output and counts the number of blemishes on each silicone sheet.The results from 20 days of such evaluations are presented below.
She also decides that the upper specification limit is 10 blemishes.
-Referring to Scenario 19-7,based on the x̄ chart for the number of blemishes,it appears that the process is out of control.

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Definitions:

Levels

Refers to the different values or categories of a variable in a study or analysis.

Degrees Of Freedom

The number of values in a statistical calculation that are free to vary for the purpose of estimating a parameter or fitting a model.

Two Way ANOVA

A statistical test used to determine the effect of two nominal predictor variables on a continuous outcome variable.

Interaction

In statistics, an occurrence when the effect of one variable depends on the level of another variable.