how to calculate mean absolute deviation what is the median deviation of a cross validation how to determine absolute deviation for cross validation calculate median absolute deviation cross validation definition of mad vs median absolute deviation what is the median absolute deviation in cross validation how to calculate median absolute error what is the definition of mean absolute deviation? what is the definition of the median absolute deviation what is the difference between median and mean absolute deviation what is the median absolute deviation what is the median absolute deviation how to calculate the median deviation how to calculate median absolute error how is absolute deviation measured how to set median deviation in cross validation how to calculate absolute deviations in cross validation how to determine median absolute deviation what is the calculation for median absolute deviation? what is the median absolute deviation of a variable in a cross validation scenario?