Instruction 15-4
One Criterion Used to Evaluate Employees in the Assembly

question 28

Multiple Choice

Instruction 15-4
One criterion used to evaluate employees in the assembly section of a large factory is the number of defective pieces per 1,000 parts produced.The quality control department wants to find out whether there is a relationship between years of experience and defect rate.Since the job is repetitious,after the initial training period any improvement due to a learning effect might be offset by a loss of motivation.A defect rate is calculated for each worker in a yearly evaluation.The results for 100 workers are given in the table below.
Years Since Training Period
$$\begin{array} { | r | l | c | c | c | } \hline & & < \mathbf { 1 } \text { Year } & \text { 1 - 4 Years } & \text { 5 - 9 Years } \\\hline & \text { High } & 6 & 9 & 9 \\\hline \text { Defect Rate: } & { \text { Average } } & 9 & 19 & 23 \\\hline & \text { Low } & 7 & 8 & 10 \\\hline\end{array}$$
-Referring to Instruction 15-4,what is the expected number of employees with 1 to 4 years of training time and a high defect rate?

• A)8.64
• B)6.00
• C)6.67
• D)12.00

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Definitions:

Rehearsal

A cognitive process of repeatedly practicing or going over information to enhance memory retention.

Memory Performance

Refers to the efficiency and effectiveness of an individual's ability to store, recall, and use information.

Confidence

The conviction or assurance in depending on someone or something with absolute confidence.

Flashbulb Memories

Highly detailed and emotionally charged memories that are formed during significant or traumatic events, believed to be exceptionally vivid and durable.