The Greek letter sigma is used to denote a selection operation: select * from foo where bar = 10;
what is eoor 2% at 2 sigma
3 Sigma is 66800 defects per million pieces You can check out the number of defective pieces per million & the % accuracy for all Sigma levels in the six sigma conversion chart in the related links section
4.5 Sigma is 1350 defects per million pieces You can check out the number of defective pieces per million & the % accuracy for all Sigma levels in the six sigma conversion chart in the related links section
Sigma is a Greek symbol used for many variables in mathematics and science. However, within statistics, the variance is sigma squared and it is always positive. Sigma is used as the standard deviation of a population, and as calculated, it is always equal or greater than 0 (a positive number). However, in discussing errors, one can consider adding or subtracting sigma, ie the error in our experiment is +/- one sigma from the population.
The Greek capital letter for Sigma is Σ.
Sigma is actually the letter S in the Greek alphabet and can mean anything that begins with the letter S.
The letter between pi and sigma in the Greek alphabet is rho.
"S" Sigma is the name of the 18th letter of the Greek alphabet.
C
C
The letter ς is called "sigma" and is the lowercase form of the Greek letter Σ (sigma). In modern Greek, it represents the "s" sound, while the uppercase Σ represents the same sound at the beginning of a word or in all-caps text. However, in ancient Greek, the letter ς (sigma) was only used at the end of words, while the letter σ (sigma) was used elsewhere
The Greek letter sigma is used to denote a selection operation: select * from foo where bar = 10;
In physics, the sigma letter (Σ) represents summation. It is used to denote the sum of a series of terms.
sigma...the next greek letter
The Greek letter /, /, or / (English S, or s). It originally had the form of the English C.
The Sigma button. Sigma is a Greek letter shaped like the letter, Z, that has gone the wrong way.