question: public static double median ( final double [ ] values ) { final int len = values . length ; final double [ ] sortedValues = Arrays . copyOf ( values , len ) ; Arrays . sort ( sortedValues ) ; if ( len % 2 == 0 ) { return ( ( double ) sortedValues [ len / 2 ] + ( double ) sortedValues [ len / 2 - 1 ] ) / 2 ; } else { return ( double ) sortedValues [ len / 2 ] ; } }
target:  Computes the median of the values in the input array.