Instruction 18-4
a Manufacturer of Computer Disks Took Samples of 240

question 117

Short Answer

Instruction 18-4
A manufacturer of computer disks took samples of 240 disks on 15 consecutive days.The number of disks with bad sectors was determined for each of these samples.The results are in the table that follows.
$$\begin{array} { r c c } \text { Day } & \text { Bad } & \% \text { Bad } \\\hline 1 & 9 & 0.037500 \\2 & 7 & 0.029167 \\3 & 4 & 0.016667 \\4 & 6 & 0.025000 \\5 & 8 & 0.033333 \\6 & 3 & 0.012500 \\7 & 6 & 0.025000 \\8 & 10 & 0.041667 \\9 & 16 & 0.066667 \\10 & 24 & 0.100000 \\11 & 15 & 0.062500 \\12 & 9 & 0.037500 \\13 & 4 & 0.016667 \\14 & 8 & 0.033333 \\15 & 6 & 0.025000\end{array}$$
-Referring to Instruction 18-4,a p control chart is to be made for these data.The upper control limit is ________,and the lower control limit is ________.

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Definitions:

Tangible Assets

Physical assets that hold value, such as land, buildings, vehicles, equipment, and inventory.

Operating Rights

The granted permissions or authorizations for a company to conduct specific operations within a regulatory or legal framework.

Natural Resources

Physical or material resources occurring in nature that can be used for economic gain, such as water, timber, coal, oil, and minerals.

GAAP

Generally Accepted Accounting Principles, a collection of commonly-followed accounting rules and standards for financial reporting.