“…Excluding case data reduces the size of the sample and the degrees of freedom, loses statistical power, and omits valuable data particularly in small population surveys (Dodeen, 2003;Enders, et al, 2006;Hair, et al, 2006;Molenberghs, 2007;Raaijmakers, 1999 approximately the same weighting (not increasing in complexity) (Dodeen, 2003).…”