SCENARIO 12-10 One Criterion Used to Evaluate Employees in the Assembly Section

question 89

Multiple Choice

SCENARIO 12-10
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.

-Referring to Scenario 12-10,what is the expected number of employees with 1 to 4 years of training time and a high defect rate?

• A)12.00
• B)8.64
• C)6.67
• D)6.00

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Definitions:

Newborn

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Rh Factor

An antigen found on the surface of red blood cells that can lead to immune reactions during blood transfusion or pregnancy if the donor and recipient or mother and fetus have incompatible Rh types.

ABO Blood Groups

The ABO blood group system is one of the most important blood-type systems in human blood transfusion, comprising four main blood groups: A, B, AB, and O.

Passive Immunity

Immunity acquired by the transfer of antibodies or activated T-cells from another individual, providing temporary protection against disease.