# Question: An chart on a normally distributed quality characteristic is

An chart on a normally distributed quality characteristic is to be established with the standard values µ= 100, σ = 8, and n = 4. Find the following:

(a) The two-sigma control limits.

(b) The 0.005 probability limits.

(a) The two-sigma control limits.

(b) The 0.005 probability limits.

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