 mean distance between failure

A measure of reliability that expresses the average distance travelled by a type of lorry, bus, rolling stock, etc, before preventative or reparative maintenance is required.
Wikipedia foundation.
Wikipedia foundation.
Failure rate — is the frequency with which an engineered system or component fails, expressed for example in failures per hour. It is often denoted by the Greek letter λ (lambda) and is important in reliability engineering. The failure rate of a system usually… … Wikipedia
Distance matrices in phylogeny — Distance matrices are used in phylogeny as non parametric distance methods were originally applied to phenetic data using a matrix of pairwise distances. These distances are then reconciled to produce a tree (a phylogram, with informative branch… … Wikipedia
Mean — This article is about the statistical concept. For other uses, see Mean (disambiguation). In statistics, mean has two related meanings: the arithmetic mean (and is distinguished from the geometric mean or harmonic mean). the expected value of a… … Wikipedia
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Heart failure — Classification and external resources The major signs and symptoms of heart failure. ICD 10 I5 … Wikipedia
Minimum distance estimation — (MDE) is a statistical method for fitting a mathematical model to data, usually the empirical distribution. Contents 1 Definition 2 Statistics used in estimation 2.1 Chi square criterion … Wikipedia
Regression toward the mean — In statistics, regression toward the mean (also known as regression to the mean) is the phenomenon that if a variable is extreme on its first measurement, it will tend to be closer to the average on a second measurement, and a fact that may… … Wikipedia
R36 World's Fair (New York City Subway car) — R36 7 local northbound at 33rd Street–Rawson Street. This picture was taken between 1986 and 1989 when the cars had just been repainted redThe R36 World s Fair (also known as R36WF) New York City Subway cars were built in 1963 1964 by the St.… … Wikipedia
R68 (New York City Subway car) — Infobox Train background = name = R68 (New York City Subway car) imagesize = 250px caption = An R68 on the Franklin Avenue Shuttle interior interiorcaption = Interior of an R68 car. Manufacturer = Westinghouse Amrail Company, ANF Industrie (all… … Wikipedia
R110B (New York City Subway car) — R110B was a class of New York City Subway cars built by Bombardier of Canada for service on the IND and BMT (B Division) lines. The R110B prototype cars were delivered to the New York City Transit Authority and entered service in 1992. The R110B… … Wikipedia