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AOL (stylized as Aol., formerly a company known as AOL Inc. and originally known as America Online) is an American web portal and online service provider...

The Toyota Corolla (Japanese: トヨタ・カローラ, Hepburn: Toyota Karōra) is a series of compact cars (formerly subcompact) manufactured and marketed globally by...

In probability theory and statistics, the Poisson distribution is a discrete probability distribution that expresses the probability of a given number...

In statistics, the Pearson correlation coefficient (PCC) is a correlation coefficient that measures linear correlation between two sets of data. It is...

A manual transmission (MT), also known as manual gearbox, standard transmission (in Canada, the United Kingdom, and the United States), or stick shift...

Erosion is the action of surface processes (such as water flow or wind) that removes soil, rock, or dissolved material from one location on the Earth's...

Pollen is a powdery substance produced by most types of flowers of seed plants for the purpose of sexual reproduction. It consists of pollen grains (highly...

In astronomy, an epoch or reference epoch is a moment in time used as a reference point for some time-varying astronomical quantity. It is useful for the...

In probability theory, the central limit theorem (CLT) states that, under appropriate conditions, the distribution of a normalized version of the sample...

The Fujita scale (F-Scale; /fuˈdʒiːtə/), or Fujita–Pearson scale (FPP scale), is a scale for rating tornado intensity, based primarily on the damage tornadoes...

A four-wheel drive, also called 4×4 ("four by four") or 4WD, is a two-axled vehicle drivetrain capable of providing torque to all of its wheels simultaneously...

The biosphere (from Greek βίος bíos "life" and σφαῖρα sphaira "sphere"), also known as the ecosphere (from Greek οἶκος oîkos "environment" and σφαῖρα)...

Anthracite, also known as hard coal and black coal, is a hard, compact variety of coal that has a submetallic lustre. It has the highest carbon content...

A ranch (from Spanish: rancho/Mexican Spanish) is an area of land, including various structures, given primarily to ranching, the practice of raising grazing...

The Great Kantō earthquake (関東大地震, Kantō dai-jishin, Kantō ō-jishin) also known in Japanese as Kantō daishinsai (関東大震災) struck the Kantō Plain on the main...

Family planning is the consideration of the number of children a person wishes to have, including the choice to have no children, and the age at which...

In probability theory and statistics, the cumulative distribution function (CDF) of a real-valued random variable X {\displaystyle X} , or just distribution...

Cryptanalysis (from the Greek kryptós, "hidden", and analýein, "to analyze") refers to the process of analyzing information systems in order to understand...

Proprioception (/ˌproʊpri.oʊˈsɛpʃən, -ə-/ PROH-pree-oh-SEP-shən, -⁠ə-) is the sense of self-movement, force, and body position. Proprioception is mediated...

Cyprinidae is a family of freshwater fish commonly called the carp or minnow family, including the carps, the true minnows, and their relatives the barbs...