Sigma Level Calculator (Continuous Data)

Mean
Calculate and enter the average value from the sample data
Standard Deviation
Calculate and enter the standard deviation value from the sample data
Lower Specification Limit
Enter the LSL as specified
Upper Specification Limit
Enter the USL as specified
Sigma Level Overall (Zoverall)
Sigma Level Within (Zwithin) *
*calculated using 1.5 sigma shift approximation
Defects Per Million Opportunities (DPMO)