In a Time Study,what Is the Required Sample Size to Be

question 11

Essay

In a time study,what is the required sample size to be 95% confident that the observed average time is within ± 2% of the actual value,if the process has a standard deviation of 1 minute and mean of 50 minutes?

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Definitions:

Dash Line

A visual representation made up of short, repeated marks, often used in diagrams to signify a connection or differentiation.

Data Types

Categories of data that determine the type of data (e.g., integer, floating-point, boolean) and the operations that can be performed on that data.

Output Device

A hardware component used to convey information from a computer or system to the external environment, such as a monitor, speaker, or printer.

Input Device

Any device that is used to feed data or control signals into a computer or processing system, such as a keyboard, mouse, or sensor.