I found the spreadsheet (I think) and rebuilt it to make it help make sure measurements are put in the correct cells. I tend to lose track sometimes. See attached (it has some test data in it to make sure it worked). Please let me know if I’m doing the measurements wrong.
BenchmarkAccuracyTest20180716.xlsx (13.7 KB)

 or can i find it somewhere else? the link is not working anymore (sorry for the bump)
 or can i find it somewhere else? the link is not working anymore (sorry for the bump)