The Six Sigma philosophy believes in statistical facts. There is no room for error and therefore there is no room...
Read moreThe analyze phase is one of the most dreaded phases in the Six Sigma methodology. There are common assumptions made...
Read moreWhat is Hypothesis Testing ? Hypothesis testing is one of the statistical method used to confirm the effect that critical...
Read moreThe confidence interval is a central concept of hypothesis testing. Although understanding its mathematical and statistical meaning is beyond the...
Read moreHypothesis testing is a very detailed subject. Understanding how to correctly conduct these tests is beyond the scope of this...
Read moreWhat is the P-Value ? The P-Value is a statistical representation of the likelihood that the null hypothesis is true....
Read moreCorrelation analysis is a vital tool in the hands of any Six Sigma team. As the Six Sigma team enters...
Read moreThe scatter plot can be a useful tool in understanding the type of relationship that exist between the inputs (X’s)...
Read moreThe 5 why method or the Root Cause analysis method that has been described in the Tools section plays an...
Read moreOnce the Scatter plot has been used to find out the correlation between the inputs being measured as well as...
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