Beta (B, β) is the second letter of the Greek alphabet.

Look up Beta, beta, béta, or bêta in Wiktionary, the free dictionary.

Beta or BETA may also refer to:

• Beta (finance), the β coefficient in the capital asset pricing model
• β, the probability of a Type II error in statistics; See Type I and type II errors
• β-reduction, a reduction rule for lambda calculus
• Beta distribution, in statistics, a family of continuous probability distributions
• Beta function, a special function also known as the Euler integral of the first kind
• Beta invariant, of a matroid
• Dirichlet beta function
• Eratosthenes, Greek mathematician nicknamed Beta (Βῆτα)
• Standardized coefficient or beta coefficient, in statistics, the estimate of an analysis performed on variables that have been standardized so that they have variances of 1

• Beta (motorcycle manufacturer), an Italian off-road motorcycles manufacturer
• BETA Cargo, a defunct Brazilian airline
• Beta Technologies, an America electric aircraft manufacturer
• British Equestrian Trade Association, a membership organisation in the United Kingdom
• Broadcasting and Entertainment Trades Alliance, sometimes known by the acronym "BETA"
• National Beta Club, a high school honor society
• South Texas Business Education & Technology Academy (BETA)

• Beta, Ohio, a ghost town in the United States
• Beța, a village in Lopadea Nouă Commune, Alba County, Romania
• Beta, a village in Mugeni Commune, Harghita County, Romania
• Beta Israel, a name given to Jewish communities that occupied territories of the Aksumite and Ethiopian (Habesh or Abyssinia) empires
• Beta (Olt), a tributary of the Olt in Harghita County, Romania
• Beta, a tributary of the Târnava Mare in Harghita County, Romania

• Beta movement, a perceptual illusion whereby two or more still images are combined by the brain into surmised motion
• Beta quadra, one of the four quadras in socionics
• Type-beta, a personality type now commonly referred to as type-B; See Type A and Type B personality theory

• Beta (climbing), climbing jargon that designates information about a climb
• Beta Ethniki, the second tier division of the Greek football (soccer) league

• Beta (time signal), a time signal service broadcast in the very low frequency range in Russia
• Beta, the common-emitter current gain of a bipolar junction transistor
• Betacam, a family of half-inch professional videotape products developed by Sony
• Betamax, home videocassette tape recording format developed by Sony

• Advance Bi Beta, a Swiss paraglider design
• Beta male (slang), a pejorative term for a man considered as weak and emasculated
• Lancia Beta, a car produced by Lancia
• Beta reader, a person who critiques a written work prior to public release
• Voiced bilabial fricative (β), the voiced bilabial fricative symbol of the International Phonetic Alphabet

• ß, a German letter that resembles β
• B3ta, a British humour webcommunity
• Betta, a genus of fish, often misspelled “beta”
• Coral the Betta, a character in the Sonic the Hedgehog comics by Archie

This disambiguation page lists articles associated with the title Beta.
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