Use the Given Process Data to Construct a Control Chart $$\begin{array} { l l l l l l l l l l l l l l l l l l l l } 4 & 4 & 5 & 5 & 5 & 5 & 5 & 6 & 6 & 6 & 6 & 12 & 6 & 6 & 6 & 7 & 6 & 7 & 8 & 7\end{array}$$

question 40

Essay

Use the given process data to construct a control chart for p. A drugstore considers a wait of
more than 5 minutes to be a defect. Each week 100 customers are randomly selected and
timed at the checkout line. The numbers of defects for 20 consecutive weeks are given below. $$\begin{array} { l l l l l l l l l l l l l l l l l l l l } 4 & 4 & 5 & 5 & 5 & 5 & 5 & 6 & 6 & 6 & 6 & 12 & 6 & 6 & 6 & 7 & 6 & 7 & 8 & 7\end{array}$$

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Definitions:

Fixed Costs

Expenses that do not change with the level of production or sales, such as rent or salaries.

Factory Overhead Cost Budget

An estimate of expected factory overhead costs for a specific period, used for planning and controlling manufacturing expenses.

Total Variable Cost

The sum of all costs that vary directly with the level of production, including materials, labor, and other expenses that increase with greater output.

Fixed Costs

Costs that remain constant regardless of the amount of goods produced or sold, including expenses like leases, wages, and insurance coverage.