A Methods and Measurement Analyst Wants to Develop a Time

question 71

Multiple Choice

A methods and measurement analyst wants to develop a time standard for a certain task. In a preliminary study, he observed one worker perform the task six times with an average observed time of 20 seconds and a standard deviation of 2 seconds.
How many observations should be made if he wants to be 95.44 percent confident that the maximum error in the observed time is 1 second?

• A)3
• B)4
• C)13.3
• D)16
• E)25

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Definitions:

Frames

Frames in negotiations refer to the perspectives or viewpoints through which problems or issues are interpreted and understood by the parties involved.

Parties

Individuals or groups involved in a process, transaction, or dispute, each with their own interests and objectives.

Numerical Probabilities

Quantitative measures expressing the likelihood or chance of specific outcomes, typically represented as fractions, percentages, or decimals.

Perception

The process of interpreting sensory information to understand and interact with the environment.