Discrepancies Between Data Items Recorded by a System and the Underlying

question 72

Multiple Choice

Discrepancies between data items recorded by a system and the underlying economic events or objects they represent are a violation of the control goal of:

• A) ensure input validity
• B) ensure input completeness
• C) ensure input accuracy
• D) ensure update completeness

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Definitions:

Central Tendency

A statistical measure that identifies a single value as representative of the middle or centre of a distribution, commonly measured by mean, median, or mode.

Data

Information that has been translated into a form that is efficient for movement or processing.

Weighted Mean

An average where each data point contributes to the mean with a weight that reflects its importance or frequency.

Median

The middle value in a set of data when the values are arranged in ascending or descending order, or the average of the two middle values when there is an even number of values.