ggQC (version 0.0.31)

Pp: Calculate Pp

Description

function to calculate Pp - "The elbowroom or margin your process" uses overall sigma value not the QC chart sigma values.

Usage

Pp(LSL, USL, s.Sigma)

Arguments

LSL

number, customer's lower specification limit.

USL

number, customer's upper specification limit.

s.Sigma

number, the sigma value determined from overall standard deviation (i.e., sd()).

Value

numeric, Pp value (unitless)