expected number of failures
1Number Five Crossbar Switching System — The Number Five Crossbar Switching System or 5XB switch, designed by Bell Labs and made by Western Electric, was in use in Bell System telephone exchanges from 1948 to the 1980s. Its principal use was as a Class 5 telephone switch, though… …
2List of commercial failures in video gaming — As a hit driven business, the great majority of the video games industry s software releases have been commercial failures. In the early 21st century, rules of thumb noted by industry commentators estimated that 10% of published games generated… …
3Mean 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… …
4Ford Endura-D engine — The Ford Endura D engine is a diesel power unit used in a variety of vehicles made by the Ford Motor Company, including the Ford Focus, Ford Fiesta, Ford Mondeo and Ford Sierra.It is a development of the 1.8 Diesel engine which has featured in… …
5Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
6Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
7Reliability engineering — is an engineering field, that deals with the study of reliability: the ability of a system or component to perform its required functions under stated conditions for a specified period of time. [ Definition by IEEE] It is often reported in terms… …
8Maintenance philosophy — is the mix of strategies that ensure an item works as expected when needed.[1][2] Contents 1 Definition 1.1 Failure Detection 1.1.1 Conditi …
9Negative binomial distribution — Probability mass function The orange line represents the mean, which is equal to 10 in each of these plots; the green line shows the standard deviation. notation: parameters: r > 0 number of failures until the experiment is stopped (integer,… …
10Cumulant — In probability theory and statistics, the cumulants κn of a probability distribution are a set of quantities that provide an alternative to the moments of the distribution. The moments determine the cumulants in the sense that any two probability …
