If a Manager Conducting a Time Study Needed an Accuracy

question 119

True/False

If a manager conducting a time study needed an accuracy of ±0.1 minutes, rather than ±0.2 minutes, the adequate sample size would have to be twice as large.

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Definitions:

Randomness

A principle in which individual outcomes or events are unpredictable, but the statistical distribution of outcomes over many repetitions will show a specific pattern.

Scale Items

Individual questions or statements in a survey or questionnaire that are scored to measure a particular construct or variable.

Readability

The ease with which text can be read and understood by its intended audience.

Exploratory Factor Analysis (EFA)

A statistical technique used to identify underlying variables, or factors, that explain the pattern of correlations among measured variables.