The Accuracy of a Labor Standard Is to Be Within

question 30

Multiple Choice

The accuracy of a labor standard is to be within ± 5%,and the confidence level is 95%.The standard deviation of the sample is 2 and the mean is 8.What sample size should be used?

• A)8
• B)10
• C)96
• D)127
• E)68

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Definitions:

Knowledge Requires

The necessity for information, understanding, or skill to achieve a particular task or to understand a subject.

Skeptical

Characterized by an attitude of questioning or doubt, especially regarding claims accepted by others as true.

Confirmation Bias

The tendency to interpret new evidence as confirmation of one's existing beliefs or theories.

Rationalist

One who claims that most human knowledge comes through reason.