Correct spellings for SI9GMA
- sigma A sigma level of 6 is considered excellent in terms of process quality.
If you've misspelled "si9gma", fret not! The correct spelling is "sigma". This Greek letter is frequently used in mathematics and science to denote various concepts. So, next time you need to write about standard deviations or summing up data, remember to type "sigma" for the accurate spelling.
