<< Click to Display Table of Contents >> Current:  Create Dashboard > Table > Visual Analysis > Aggregate Calculation  Variance

The variance is the average of the squared values of the difference between the average of each sample value and the total sample value. The user can modify the aggregation mode in the aggregation dialog box to be the variance. When the variance is selected, the "and" option is not optional.

➢Example

Bind 2 columns "列名" and "值" to the table component, and set the aggregation mode of "值"  to variance. The result is shown below.