Question: Problem 3 . 1 An existing process is not meeting the Rockwell - C specifications. Determine the process capability based on the range values for

Problem 3.1
An existing process is not meeting the Rockwell-C specifications. Determine the process capability
based on the range values for 25 subgroups of size 4. Data are shown below:
A new process is started, and the sum of the sample standard deviations for 25 subgroups
of size 4 is 105. Determine the process capability.
ANSWER USING EXCEL
Problem 3.1 An existing process is not meeting the Rockwell-C specifications.

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