J. Cosmet. Sci., 62, 359 (May/June 2011) 359 Erratum J. Cosmet. Sci., 61, 439–455 (November/December 2010) A statistical analysis of hair breakage. II. Repeated grooming experiments TREFOR A. EVANS and KIMUN PARK, TRI/Princeton, 601 Prospect Avenue, Princeton, NJ 08540. Page 442: Please note that in the equation for median rank the denominator should read n+0.4 (as opposed to n-0.4). The corrected equation is: - = + 0.3 Medianrank( ) 0.4 i Xi n
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