Beta (Β β) is the 2nd letter of the Greek alphabet and has a numeric value of 2. Beta should not be confused with a similar-looking but unrelated letter in German language orthography, ß.
In software development, a "beta version" of a product is one that is still in development but is published for testing purpose. See development stage.
... People report reduced pain, and increased well being, all because they don't no their treatment does nothing. The placebo effect is extreme in the treatment of ...