11.6 QuartileValues

The information reader function QuartileValues calculates the upper and the lower quartile of all values within the selected file. NODATA values will be excluded from the calculation. To calculate the upper and lower quartiles the information reader function has to be executed. The quartile values can be found in the table of the middle window.


  • Example 1: The dataset is 1 3 6 8 13 15 The lower quartile is 3 and the upper quartile is 13.
  • Example 2: The dataset is 1 3 6 8 13. The lower quartile is 2, the mean between 1 and 3, and the uperr quartile is 10.5, the mean between 8 and 13.

The Quartile Values function has the following dependencies: