quantitative limitations
41Réaction en chaine par polymérase — Réaction en chaîne par polymérase Pour les articles homonymes, voir PCR. Diagramme des 4 premiers cycles de la PCR La réaction en chaîne par polymérase (PCR est l abréviation an …
42Dummy variable (statistics) — In statistics and econometrics, particularly in regression analysis, a dummy variable (also known as an indicator variable) is one that takes the values 0 or 1 to indicate the absence or presence of some categorical effect that may be expected to …
43physical science — physical scientist. 1. any of the natural sciences dealing with inanimate matter or with energy, as physics, chemistry, and astronomy. 2. these sciences collectively. [1835 45] * * * Introduction the systematic study of the inorganic world …
44Effects of global warming — This article is about (primarily) effects during the 21st century. For longer term effects, see Long term effects of global warming. The variou …
45Educational psychology — Psychology …
46Hedge fund — A hedge fund is a private investment fund open to a limited range of investors which is permitted by regulators to undertake a wider range of activities than other investment funds and which pays a performance fee to its investment manager.… …
47Auger electron spectroscopy — (AES; Auger pronounced|oːʒeː in French) is a common analytical technique used specifically in the study of surfaces and, more generally, in the area of materials science. Underlying the spectroscopic technique is the Auger effect, as it has come… …
48Actuary — Damage from Hurricane Katrina. Actuaries need to estimate long term averages of such damage in order to accurately price property insurance and set appropriate reserves. Occupation Names Actuary …
49Transmission electron microscopy — A TEM image of the polio virus. The polio virus is 30 nm in size.[1] Transmission electron microscopy (TEM) is a microscopy technique whereby a beam of electrons is transmitted through an ultra thin specimen, interacting with the specimen as it… …
50Temperature record of the past 1000 years — The temperature record of the past 1,000 years describes the reconstruction of temperature for the last 1000 years on the Northern Hemisphere. A reconstruction is needed because a reliable surface temperature record exists only since about 1850.… …
