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

question 90

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,the best estimate of the mean proportion of disks with bad sectors is ________.

---

Definitions:

Collective Impact Model

An approach to social change that focuses on cross-sector coordination rather than the isolated intervention of individual organizations.

Wolff's Criticisms

Refers to the critiques put forth by philosopher Robert Paul Wolff, often focused on authority, democracy, and individual autonomy in political contexts.

Drivers

Factors or forces that influence the direction and intensity of trends or actions in a specific context.

Collaborations

The action of working with someone to produce or create something, often seen in professional, scientific, and creative fields.