J
jinzhoujun
hi to all!
I know the Formulas of Ppk and Cpk in VDA 4.1 are different from the Formulas of Ppk and Cpk in AIAG's SPC manual,but I do not know exactly the Formulas of Ppk and Cpk in VDA 4.1 .who can help me ?thanks.
I know the Formulas of Ppk and Cpk in VDA 4.1 are different from the Formulas of Ppk and Cpk in AIAG's SPC manual,but I do not know exactly the Formulas of Ppk and Cpk in VDA 4.1 .who can help me ?thanks.