invCpFun {qAnalyst} | R Documentation |
invCpFun
returns tolerance limits for a given data vector, provided a desidered cp.
invCpFun(x, cp = 1, fun = "normal")
x |
a vector of data |
cp |
desidered cp |
fun |
specified distribution, default normal |
Cp is supposed to be equal to cp, that is cp=cpk.
A vector containing lsl and usl for given data.
No notes
Giorgio Spedicato and Andrea Spano'
Bothe (1997), Measuring Process Capability, McGraw Hill
#brakeCap example
data(brakeCap)
invCpFun(x=brakeCap$hardness, cp=1, fun="normal")