A Proctor and Gamble Factory Process Fills Boxes with Detergent

question 96

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 upper control limit for the range chart is _____.

• A) less than or equal to 0.6
• B) more than 0.6 but less than or equal to 0.7
• C) more than 0.7 but less than or equal to 0.8
• D) more than 0.8

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Definitions:

Retinal Disparity

The slight difference in the visual images that each eye perceives because of their different angles, which contributes to depth perception.

Accommodation

Accommodation in psychology refers to cognitive process of adjusting one's mental schemas to incorporate new information from experiences.

Fovea

The fovea is a small, central pit composed of closely packed cones in the eye, responsible for sharp central vision necessary for activities like reading and driving.

Iris

The colored part of the eye surrounding the pupil, which adjusts the size of the pupil to regulate the amount of light entering the eye.