SCENARIO 18-6
the Maker of a Packaged Candy Wants to Evaluate

question 141

Short Answer

SCENARIO 18-6
The maker of a packaged candy wants to evaluate the quality of her production process. On each of
16 consecutive days, she samples 600 bags of candy and determines the number in each day's sample
that she considers to be of poor quality. The data that she developed follow. $$\begin{array} { r c c } \underline {\text { Day }} & \begin{array} { c } \text { Number } \\\underline {\text { Poor }}\end{array} & \begin{array} { c } \text { Proportion } \\\underline {\text { Poor }}\end{array} \\1 & 33 & 0.0550000 \\2 & 29 & 0.0483333 \\3 & 31 & 0.0516667 \\4 & 32 & 0.0533333 \\5 & 43 & 0.0716667 \\6 & 45 & 0.0750000 \\7 & 46 & 0.0766667 \\8 & 48 & 0.0800000 \\9 & 48 & 0.0800000 \\10 & 46 & 0.0766667 \\11 & 28 & 0.0466667 \\12 & 32 & 0.0533333 \\13 & 28 & 0.0466667 \\14 & 32 & 0.0533333 \\15 & 31 & 0.0516667 \\16 & 24 & 0.0400000\end{array}$$
-Referring to Scenario 18-6, a p control chart is to be constructed for these data. The center line
for the chart should be located at __________.

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Definitions:

Sugar Act

A law passed by the British Parliament in 1764, lowering the duty on imported molasses, aiming to strengthen the collection of trade duties under the Navigation Acts.

Raise Revenue

The process by which governments generate funds, typically through taxes, fees, or levies, to finance public services and projects.

Regulate Trade

The activity of controlling or governing trade between states or countries through laws and regulations to ensure fairness, efficiency, and safety.