A Proctor and Gamble Factory Process Fills Boxes with Detergent

question 20

Multiple Choice

A Proctor and Gamble factory process fills boxes with detergent. Construct an appropriate set of control charts to monitor the process. Historical data for fill weight (in ounces) of eight samples is presented below. A sample size of six was used.
$\begin{array} { c c c } \text { Sample } & \text { Sample Mean } & \text { Sample Range } \\\hline 1 & 15.80 & 0.42 \\2 & 16.10 & 0.38 \\3 & 16.02 & 0.08 \\4 & 15.95 & 0.15 \\5 & 16.12 & 0.42 \\6 & 16.18 & 0.23 \\7 & 15.87 & 0.36 \\8 & 16.20 & 0.40\end{array}$ Worksheet (this will not be graded but will help you answer exam questions)

-For the Proctor and Gamble detergent box problem, the lower control limit for the x-bar chart is _____.

• A) less than or equal to 12
• B) more than 12 but less than or equal to 14
• C) more than 14 but less than or equal to 16
• D) more than 16

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Definitions:

Observable Behaviour

Actions or reactions of an individual that can be observed and measured, often used in behavioral psychology.

Behaviourism

Behaviourism is a psychological approach that emphasizes the study of observable behaviors and their environmental determinants, ignoring internal mental states.

Overcompensation

A psychological term referring to the process of making up for perceived deficiencies and weaknesses by emphasizing strengths or developing new abilities.

Alfred Adler

An Austrian medical doctor and psychotherapist who founded the school of individual psychology, emphasizing the importance of feelings of inferiority and social interest.