000487 : Statistic method is empty

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