Minitab and JMP: different results for CPK in Lognormal data
Dears,in this moment I'm evaluating a set of data.This data are lognormal distributed.I perform the CPK analysis wiht JMP and with Minitab: the capability resutl is different.Some one of you, knonw the reason?I think it could be linked to the type of formula usage for capability calculation... but I'm not sure. Thanks in advance for the feedback.Best regards,Simone