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Kappa is a way of measuring agreement or reliability, correcting for how often ratings might agree by chance. Cohen's kappa, [5] which works for two raters, and Fleiss' kappa, [6] an adaptation that works for any fixed number of raters, improve upon the joint probability in that they take into account the amount of agreement that could be ...
Phi Kappa Psi (ΦΚΨ), commonly known as Phi Psi, is an American collegiate social fraternity that was founded at Jefferson College in Canonsburg, Pennsylvania in 1852. [ 4 ] [ 5 ] The fraternity has over ninety chapters at accredited four-year colleges and universities throughout the United States. [ 2 ]
The Association of College Honor Societies (ACHS) is a voluntary association of national collegiate and post-graduate honor societies. It was established on December 30, 1925 by six organizations, including Alpha Omega Alpha , the Order of the Coif , Phi Beta Kappa , Phi Kappa Phi , Sigma Xi , and Tau Beta Pi .
Other honor societies were established a century later, including Tau Beta Pi for engineering (1885), Sigma Xi for scientific research (1886), and Phi Kappa Phi for all disciplines (1897). Mortar Board was established in 1918 and was the first national honor society for women who were college seniors.
Phi Theta Kappa originated from Kappa Phi Omicron, an honor society established at Stephens College in Missouri, a two-year college for women. As similar honor societies formed in Missouri, the college presidents and students of eight Missouri women's colleges came together in 1918 to create a single honor society—Phi Theta Kappa.
From left to right: Eta Kappa Nu stole, pins, and honor cords for inductions, graduations, and membership. An honor cord is a token consisting of twisted cords with tassels on either end awarded to members of honor societies or for various academic and non-academic achievements, awards, or honors. [1]
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Fleiss' kappa (named after Joseph L. Fleiss) is a statistical measure for assessing the reliability of agreement between a fixed number of raters when assigning categorical ratings to a number of items or classifying items.