Sigma vs Alpha - What's the difference?
sigma | alpha |
The name for the eighteenth letter of the Classical]] and Modern Greek, the twentieth letter of Old and [[Ancient Greek, Ancient.
(mathematics) The symbol ? , used to indicate summation of a set or series.
(statistics) The symbol ? , used to indicate one standard deviation from the mean, particularly in a normal distribution.
* 2011 , Paul Rincon, (bbc.co.uk)
The name of the first letter of the Greek alphabet ('''), followed by beta. In the Latin alphabet it is the predecessor to ' A .
Latin alpha
(science) The name of the symbols ?' and ' ? used in science and mathematics, often interchangeable with the symbols when used as a prefix.
:: I will attempt to make an alpha particle ("?-particle") with the large hadron collider.
(finance) The return of a given asset or portfolio adjusted for systematic risk.
An alpha male.
* 2008 , Faye Flam, The Score: How the Quest for Sex Has Shaped the Modern Man , Avery (2008), ISBN 9781436225786,
* 2008 , The New Black Lace Book of Women's Sexual Fantasies (ed. Mitzi Szereto), Black Lace (2008), ISBN 9780352341723,
* 2009 , Martin G. Groder & Pat Webster, Winning at Love: The Alpha Male's Guide to Relationship Success , Bascom Hill Books (2009), ISBN 9781935456049,
(informal, abbreviation) Alphabet.
(computer graphics) The level of translucency of a color, as determined by the alpha channel.
Designates the first in an order of precedence.
associated with the alpha male/female archetype.
(star) Designates the brightest star in a constellation.
As a noun sigma
is sigma (greek letter).As a symbol alpha is
the letter a in the icao spelling alphabet.sigma
English
Noun
(en noun)LHC: Higgs boson 'may have been glimpsed'
- None of the spikes seen by the experiments is at much more than the "two sigma" level of certainty.
A level of "five sigma" is required to claim a discovery, meaning there is less than a one in a million chance the data spike is down to a statistical fluke.
Derived terms
* sigmalike * within one sigma: the range from the mean, plus or minus one standard deviation, usually covering 68% of the data points in a normal distributionalpha
English
Noun
unnumbered page:
- Being a beta male in a species with alphas doesn't mean you have to sit out the mating game.
page 38:
- I'm still turned on by alpha males. I think there are only a couple of other men that turn me on . . . ones that are clearly not alphas .
page ix:
- This book is primarily for alpha males, or “top dogs.” We'll talk more about that later; but let's just say that if you are a man and successful in the world of trade, business, or profession, most likely you are an alpha', or you have been trained to ''act like'' an ' alpha .
Derived terms
* alpha and omega * alpha blending * alpha channel * alpha emitter * alpha helix * alphalike * alpha male * alpha particle * alpha ray * alpha wave * alpha ray * alpha testing * alpha versionSee also
*Adjective
(-)- I am the alpha male.
- When space travel becomes feasible, I plan to visit Alpha Centauri.