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XXXTentacion. Jahseh Dwayne Ricardo Onfroy (January 23, 1998 – June 18, 2018), known professionally as XXXTentacion, [c] ( English: / ɛksɛksɛksˌtɛntəsˈjoʊn / eks-eks-eks-TEN-təss-YOHN [14] Spanish pronunciation: [tentaˈsjon]) was an American rapper and singer-songwriter. [15] [16] Though a controversial figure due to his widely ...
EWMA chart. In statistical quality control, the EWMA chart (or exponentially weighted moving average chart) is a type of control chart used to monitor either variables or attributes-type data using the monitored business or industrial process 's entire history of output. [1] While other control charts treat rational subgroups of samples ...
Heisler charts permit evaluation of the central temperature for transient heat conduction through an infinitely long plane wall of thickness 2L, an infinitely long cylinder of radius r o, and a sphere of radius r o. Each aforementioned geometry can be analyzed by three charts which show the midplane temperature, temperature distribution, and ...
Rapper Wiley topped the dance chart for ten weeks with his track "Wearing My Rolex". British duo Chase & Status were the only act to top the UK Dance Chart twice during 2008. Dizzee Rascal had one of the biggest-selling dance hits of 2008 with "Dance Wiv Me". Eric Prydz 's single "Pjanoo" was at number-one for nine weeks during 2008. Issue date.
Bolometric correction. In astronomy, the bolometric correction is the correction made to the absolute magnitude of an object in order to convert its visible magnitude to its bolometric magnitude. It is large for stars which radiate most of their energy outside of the visible range. A uniform scale for the correction has not yet been standardized.
Vertex distance is the distance between the back surface of a corrective lens, i.e. glasses (spectacles) or contact lenses, and the front of the cornea. Increasing or decreasing the vertex distance changes the optical properties of the system, by moving the focal point forward or backward, effectively changing the power of the lens relative to ...
Probability theory. In probability theory and statistics, a normal distribution or Gaussian distribution is a type of continuous probability distribution for a real-valued random variable. The general form of its probability density function is. The parameter is the mean or expectation of the distribution (and also its median and mode ), while ...
Fixation disparity. Fixation disparity is a tendency of the eyes to drift in the direction of the heterophoria. While the heterophoria refers to a fusion-free vergence state, the fixation disparity refers to a small misalignment of the visual axes when both eyes are open in an observer with normal fusion and binocular vision. [1]