# Mean+average

• 1Mean time between failures — (MTBF) is the predicted elapsed time between inherent failures of a system during operation.[1] MTBF can be calculated as the arithmetic mean (average) time between failures of a system. The MTBF is typically part of a model that assumes the&#8230; …

Wikipedia

• 2Mean reciprocal rank — is a statistic for evaluating any process that produces a list of possible responses to a query, ordered by probability of correctness. The reciprocal rank of a query response is the multiplicative inverse of the rank of the first correct answer …

Wikipedia

• 3mean time — noun a) A variant spelling of meantime. Mean time between failures b) A mean (average) amount of time …

Wiktionary

• 4Mean Annual Flood —   over a series of years, the mean average of the maximum flood discharges experienced in a particular river. Recurrence interval should be once every 2.33 years …

Geography glossary

• 5average — n Average, mean, median, norm, par denote something and usually a number, a quantity, or a condition that represents a middle point between extremes. Of these words average, mean, median, and par are also used as adjectives. Average is an&#8230; …

New Dictionary of Synonyms

• 6average — [av′ər ij, av′rij] n. [altered (by assoc. with ME average, money rent paid in place of service by the tenant with his horses &LT; aver, draft horse) &LT; OFr avarie, damage to ship or goods, mooring charges &LT; OIt avaria &LT; Ar ʿ awār, damaged …

English World dictionary

• 7Mean — Mean, a. [OE. mene, OF. meiien, F. moyen, fr. L. medianus that is in the middle, fr. medius; akin to E. mid. See {Mid}.] 1. Occupying a middle position; middle; being about midway between extremes. [1913 Webster] Being of middle age and a mean&#8230; …

The Collaborative International Dictionary of English

• 8Mean distance — Mean Mean, a. [OE. mene, OF. meiien, F. moyen, fr. L. medianus that is in the middle, fr. medius; akin to E. mid. See {Mid}.] 1. Occupying a middle position; middle; being about midway between extremes. [1913 Webster] Being of middle age and a&#8230; …

The Collaborative International Dictionary of English

• 9Mean error — Mean Mean, a. [OE. mene, OF. meiien, F. moyen, fr. L. medianus that is in the middle, fr. medius; akin to E. mid. See {Mid}.] 1. Occupying a middle position; middle; being about midway between extremes. [1913 Webster] Being of middle age and a&#8230; …

The Collaborative International Dictionary of English

• 10mean error — Mean Mean, a. [OE. mene, OF. meiien, F. moyen, fr. L. medianus that is in the middle, fr. medius; akin to E. mid. See {Mid}.] 1. Occupying a middle position; middle; being about midway between extremes. [1913 Webster] Being of middle age and a&#8230; …

The Collaborative International Dictionary of English