a normally distributed quality characteristic is monitored through the use of an

Question

a normally distributed quality characteristic is monitored through the use of an x(bar) and R chart. The charts have the following parameters (n=4).

x(bar) Chart

I NEED ANY AND ALL MANUAL CALCULATIONS AND OR FORMULAS IF APPLICABLE PLEASE.

A)What is the estimated standard deviation of the process?

B) Suppose the s chart were to be used instead of the R chart. What would be the appropriate parameters for the S chart (Center line, UCL, and LCL).

E) Discuss the capability of the process.

THANK YOU SO MUCH FOR YOUR HELP

x(bar) Chart

Explanation / Answer

a normally distributed quality characteristic is monitored through the use of an

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