How Many Observations Would Be Necessary for a Time Studies

question 21

Essay

How many observations would be necessary for a time studies analyst to be 99% confident that the average time is within ± .1 minutes of the true value,if the average time is 10.5 minutes and the standard deviation is 3 minutes?

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Definitions:

SDLC

Stands for Software Development Life Cycle, a process that describes the stages involved in developing software, from initial planning through maintenance.

Implementation

The process of converting from an old computer system to a new one.

Users Involvement

The engagement of end-users in the development, testing, and implementation process of a software or system to ensure it meets their needs and expectations.

SDLC

Software Development Life Cycle; a process for planning, creating, testing, and deploying an information system.