minus deviation
21Engineering tolerance — is the permissible limit or limits of variation in a physical dimension, a measured value or physical property of a material, manufactured object, system, or service, other measured values (such as temperature, humidity, etc.). in engineering and …
22Normal distribution — This article is about the univariate normal distribution. For normally distributed vectors, see Multivariate normal distribution. Probability density function The red line is the standard normal distribution Cumulative distribution function …
23Yates analysis — Full and fractional factorial designs are common in designed experiments for engineering and scientific applications. In these designs, each factor is assigned two levels. These are typically called the low and high levels. For computational… …
24Kaimai Tunnel — Infobox tunnel name = Kaimai Tunnel caption = line = East Coast Main Trunk Railway location = Waikato / Bay of Plenty, New Zealand system = ONTRACK start = Hemopo end = Whatakao Stream stations = None status = Open open = 1978 09 12 close = owner …
25Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… …
26Margin of error — This article is about the statistical precision of estimates from sample surveys. For safety margins in engineering, see Factor of safety. For tolerance in engineering, see Tolerance (engineering). Not to be confused with Margin for Error. The… …
27Earplug — Silicone rubber earplugs for protection against water, dust etc. An earplug is a device that is meant to be inserted in the ear canal to protect the wearer s ears from loud noises or the intrusion of water, foreign bodies, dust or excessive wind …
28FM broadcasting — See also: frequency modulation and FM broadcast band FM broadcasting is a broadcasting technology pioneered by Edwin Howard Armstrong which uses frequency modulation (FM) to provide high fidelity sound over broadcast radio. The term FM band… …
29analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
30insurance — /in shoor euhns, sherr /, n. 1. the act, system, or business of insuring property, life, one s person, etc., against loss or harm arising in specified contingencies, as fire, accident, death, disablement, or the like, in consideration of a… …
