Hello there friends! :biglaugh:

can anyone please provide me with a sample of excel spreadshheet / template
for U chart and X & s chart......

Tnx a lot in advance guys and gals..........:bigwave: :agree1:

I have attached a U chart ( in Excel ).

For X-s charts I think there are some good examples in the attached posts list in this forum.

Best regards and lots of success,

Antoine

tnx very much antoine, itsa lot of help........:agree1: :thanks: :thanx:

When we calculate the U bar (Center Limit) what formula do we apply?

1. total defect per units (c) /total sample size (n)
2. total proportion (u) / total subgroup (k)