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Most\nrecently, functions to identify potentially discordant\n(outlying) values have been added. References: Bingham,\nMelissa A. and Nordman, Dan J. and Vardeman, Steve B. (2009),\nBingham, Melissa A and Vardeman, Stephen B and Nordman, Daniel\nJ (2009), Bingham, Melissa A and Nordman, Daniel J and\nVardeman, Stephen B (2010), Leon, C.A. and Masse, J.C. and\nRivest, L.P. (2006), Hartley, R and Aftab, K and Trumpf, J.\n(2011), Stanfill, Bryan and Genschel, Ulrike and Hofmann, Heike\n(2013), Maonton, Jonathan (2004), Mardia, KV and Jupp, PE\n(2000, ISBN:9780471953333), Rancourt, D. and Rivest, L.P. and\nAsselin, J. (2000), Chang, Ted and Rivest, Louis-Paul (2001),\nFisher, Nicholas I. 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