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Estimated sign specification. The estimated sign, ℮, also referred to as the e-mark or estimated quantity (French: quantité estimée) can be found on most prepackaged products in the European Union (EU). Its use indicates that the prepackage fulfils EU Directive 76/211/EEC, which specifies the maximum permitted tolerances in package content.
1. Denotes either a plus sign or a minus sign. 2. Denotes the range of values that a measured quantity may have; for example, 10 ± 2 denotes an unknown value that lies between 8 and 12. ∓ (minus-plus sign) Used paired with ±, denotes the opposite sign; that is, + if ± is –, and – if ± is +. ÷ (division sign)
℮, the European estimated sign U+212E; Inventory tracking symbols Barcode such as a Universal Product Code; QR code; Printing registration marks intended for the manufacturer of the packaging, to ensure different colors are aligned when printed
An "estimator" or "point estimate" is a statistic (that is, a function of the data) that is used to infer the value of an unknown parameter in a statistical model. A common way of phrasing it is "the estimator is the method selected to obtain an estimate of an unknown parameter". The parameter being estimated is sometimes called the estimand.
E-sign or esign may refer to: Electronic signature. Electronic Signatures in Global and National Commerce Act, a United States federal law; ESign (India), an electronic signature service; Estimated sign (℮), in the European Union
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An order-of-magnitude estimate of a variable, whose precise value is unknown, is an estimate rounded to the nearest power of ten. For example, an order-of-magnitude estimate for a variable between about 3 billion and 30 billion (such as the human population of the Earth) is 10 billion. To round a number to its nearest order of magnitude, one ...
℮, the estimated sign, an EU symbol indicating that the weight or volume of pre-packaged goods is within specific allowable tolerances; E, the country identifier for vehicle registration plates of Spain; E, a Polish electric locomotive in PKP classification system; E or Eni, an Italian oil and gas company