Hi,

Here are some example of control charts.
http://www.processtrends.com/pg_char...trol_chart.htm

Jon's banding technique can be used just do not convert the lines to area
charts.
http://peltiertech.com/Excel/ChartsH...orizBands.html

Cheers
Andy

--

Andy Pope, Microsoft MVP - Excel
http://www.andypope.info
"MedTech" wrote in message
...
Does anybody know how to manipulate Excel to form a Levy-Jennings chart?
Any
help would be appreciated!

Thank you.