How to create a range control chart based on the median range and not the average range
Is there any easy way to use JMP 13 to create a range chart based on the MEDIAN range and not the average range? (Hence the upper range limit would also be based on the median range as well.)If not I assume one option is to use the run chart and adapt it through scripts. I'd put the range values for all the subgroups into a list, find the median of this list, and then take it from there (i.e. addi...