If each row in a data table represents more than one observation, it may be appropriate to use a row multiplier. A row multiplier ensures that charts, statistics, and models are calculated from the number of observations rather than number of rows; without a row multiplier, also known as a frequency weight, it is assumed that each row represents one observation.
To apply a row multiplier to a table:
A row multiplier can also be applied via the Table menu.
The column used as the row multiplier (typically named count) will appear in the table in bold. The other columns will have this row multiplier applied when performing all tabulations and statistics.