Random Samples
Random Samples of 200 Parts Were Taken on an Assembly

question 79

Short Answer

Random samples
Random samples of 200 parts were taken on an assembly line every hour for the past 25 hours. The number of defective parts is shown in the accompanying table.
$$\begin{array}{l}\begin{array} { | l | l l l l l l l l l l l l l | } \hline \text { Sample } & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 & 11 & 12 & 13 \\\hline \begin{array} { l } \text { Number of } \\\text { defectives }\end{array} & 5 & 2 & 4 & 10 & 2 & 6 & 8 & 2 & 0 & 5 & 12 & 11 & 8 \\\hline\end{array}\\\\\begin{array} { | l | c c c c c c c c c c c c | } \hline \text { Sample } & 14 & 15 & 16 & 17 & 18 & 19 & 20 & 21 & 22 & 23 & 24 & 25 \\\hline \begin{array} { l } \text { Number of } \\\text { defectives }\end{array} & 10 & 5 & 13 & 7 & 5 & 7 & 11 & 3 & 16 & 3 & 2 & 10 \\\hline\end{array}\end{array}$$
-Calculate the centerline and control limits for the p-chart.
Centerline = ____________________
Lower value = ____________________
Upper value = ____________________

Identify the purposes of performance feedback and its impact on leadership and employee development.

Recognize various methods for measuring performance and their applications.

Analyze the criteria for determining the effectiveness of performance measures, including validity, reliability, and specificity.

Explore the roles of different sources of performance appraisal information and their biases.

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Definitions:

Dollar Spent

A unit of expenditure, often used to discuss the impact or value of spending in terms of economic activity or investment.

Marginal Utility

The increase in satisfaction or useful value obtained from the consumption of yet another unit of a good or service.

Milkshakes

A sweet, cold beverage made from blending milk, ice cream, and flavorings or sweeteners such as butterscotch, caramel sauce, or chocolate syrup.

French Fries

Refers to the popular side dish made from potatoes that are cut into strips and fried.