X bar chart should be interpreted before s chart if both are indicating out of control situations.
X bar chart should be interpreted before s chart if both are indicating out of control situations. Correct Answer False
The base rule of x bar and s chart is that if both charts indicate out-of-control situation then the s chart should be interpreted first as deleting assignable causes in the s chart will automatically delete assignable causes in x bar chart.
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Feb 20, 2025