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Which of the following data validation edits is effective in detecting transposition and transcription

Range check

Check digit

Validity check

Duplicate check

A check digit is a numeric value that is calculated mathematically and is appended to data to ensure
that the original data have not been altered, e.g., an incorrect, but valid, value substituted for the
original. This control is effective in detecting transposition and transcription errors. A range check
is checking data that matches a predetermined range of values. A validity check is programmed
checking of the data validity in accordance with predetermined criteriA. In a duplicate check, newor
fresh transactions are matched to those previously entered to ensure that they are not already in
the system.

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