Description
A statistic type has not been provided with a field.
Solution
Provide a statistic type for each field used. Available statistic types are
- SUM—Adds the total value for the specified field
- MEAN—Calculates the average for the specified field
- MIN—Finds the smallest value for all records of the specified field
- MAX—Finds the largest value for all records of the specified field
- RANGE—Finds the range of values (MAX–MIN) for the specified field
- STD—Finds the standard deviation on values in the specified field
- FIRST—Finds the first record in the input table and uses its specified field value
- LAST—Finds the last record in the input table and uses its specified field value