spurious effects
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Spurious relationship — In statistics, a spurious relationship (or, sometimes, spurious correlation or spurious regression) is a mathematical relationship in which two events or variables have no direct causal connection, yet it may be wrongly inferred that they do, due … Wikipedia
Health effects of tobacco — Part of a series on Tobacco … Wikipedia
Resistance thermometer — Resistance thermometers, also called resistance temperature detectors (RTDs), are temperature sensors that exploit the predictable change in electrical resistance of some materials with changing temperature. As they are almost invariably made of… … Wikipedia
Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal … Wikipedia
biblical literature — Introduction four bodies of written works: the Old Testament writings according to the Hebrew canon; intertestamental works, including the Old Testament Apocrypha; the New Testament writings; and the New Testament Apocrypha. The Old… … Universalium
Numerically controlled oscillator — A numerically controlled oscillator (NCO) is a digital signal generator which creates a synchronous (i.e. clocked), discrete time, discrete valued representation of a waveform, usually sinusoidal.[1] NCOs are often used in conjunction with a… … Wikipedia
Ovid — For other uses, see Ovid (disambiguation). Publius Ovidius Naso (Ovid) Imaginary depiction of Ovid with laurel wreath (from an engraving) Born March 20, 43 BC Sulmo, Roman Republic (modern … Wikipedia
Peirce, Charles Sanders — American pragmatism Peirce Cheryl Misak INTRODUCTION Charles Sanders Peirce (1839–1914), one of America’s greatest philosophers, mathematicians, and logicians, was a difficult and not altogether pleasant character. That, combined with what the… … History of philosophy
Mendelian randomization — In epidemiology, Mendelian randomization is a method of using measured variation in genes of known function to examine the causal effect of a modifiable exposure on disease in non experimental studies. The design was first described by Gray and… … Wikipedia
Christianity — /kris chee an i tee/, n., pl. Christianities. 1. the Christian religion, including the Catholic, Protestant, and Eastern Orthodox churches. 2. Christian beliefs or practices; Christian quality or character: Christianity mixed with pagan elements; … Universalium
Union of Soviet Socialist Republics — a former federal union of 15 constituent republics, in E Europe and W and N Asia, comprising the larger part of the former Russian Empire: dissolved in December 1991. 8,650,069 sq. mi. (22,402,200 sq. km). Cap.: Moscow. Also called Russia, Soviet … Universalium
