average calculation
61Standard deviation — In probability and statistics, the standard deviation is a measure of the dispersion of a collection of values. It can apply to a probability distribution, a random variable, a population or a data set. The standard deviation is usually denoted… …
62Net capital rule — The uniform net capital rule is a rule created by the U.S. Securities and Exchange Commission ( SEC ) in 1975 to regulate directly the ability of broker dealers to meet their financial obligations to customers and other creditors.[1] Broker… …
63Heat capacity — Thermodynamics …
64celestial mechanics — the branch of astronomy that deals with the application of the laws of dynamics and Newton s law of gravitation to the motions of heavenly bodies. [1815 25] * * * Branch of astronomy that deals with the mathematical theory of the motions of… …
65Housing Benefit — is a means tested social security benefit in the UK that is intended to help meet Housing costs for rented accommodation. The primary legislation governing Housing Benefit is the Social Security Contributions and Benefits Act 1992.[1]… …
66Miles per gallon gasoline equivalent — Monroney label showing the EPA s fuel economy equivalent ratings for the 2011 Chevrolet Volt. The rating for all electric mode (left) is expressed in miles per gallon gasoline equivalent. Miles per gallon gasoline equivalent (MPGe or MPGge) is a… …
67Rate of return — In finance, rate of return (ROR), also known as return on investment (ROI), rate of profit or sometimes just return, is the ratio of money gained or lost (whether realized or unrealized) on an investment relative to the amount of money invested.… …
68cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
69eclipse — eclipser, n. /i klips /, n., v., eclipsed, eclipsing. n. 1. Astron. a. the obscuration of the light of the moon by the intervention of the earth between it and the sun (lunar eclipse) or the obscuration of the light of the sun by the intervention …
70Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
