13.3 Mean Value

The information reader function MeanValue calculates the arithmetic mean of all values within the selected files according to the formula

    1 ∑n     x  +x  + x + x + ...+ x
¯x = --   xi =-1----2---3---4--------n
    n i=1                 n
(1)

NODATA values will be excluded from the calculation. To return the mean value the information reader function has to be added and executed. The mean value can be found in the table of the middle window.

The Mean Value function has the following dependencies: