SCENARIO 19-3 -Referring to Scenario 19-3, Suppose the Analyst Constructs an R

question 2

Multiple Choice

SCENARIO 19-3
-Referring to Scenario 19-3, suppose the analyst constructs an R chart to see if the variability in
Production times is in-control.The R chart is characterized by which of the following?

• A) Increasing trend
• B) Decreasing trend
• C) In-control
• D) Points outside the control limits

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Definitions:

Normal Curve

A symmetrical bell-shaped curve that represents the distribution of a set of data, where most occurrences take place around the mean.

Asymptotic

The quality of the normal curve such that the tails never touch the horizontal axis.

Z Scores

An indicator that quantifies the distance of a particular value from the mean of a dataset, using standard deviations as the unit of measure.