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' To investigate the effect of four treatments on change in body fat mass each 0f74 male subjects who were over age 65 was ass ned at random to one cf the following four treatments (1) placebo "growth hurmulle" and placebo "steroid" (denoted by p + P). (2) placebo "growth hormone" and the steroid testosterone (denoted by p + s), (3) growth hormone and placebo "steroid" (denoted by 5 + P), and (4) grawlh hormone and the steroid testosterone (denoted by G + 5). The accompanying table lists data on change in body fat mass over the zseweek period following the treatment. carry out an Ftest to see whether true mean change in bndy fat mass differs for the four treatments ifhl : 74, grand total ire 7155.7, and x : r/ N 7 72.145. (Round all your intermediate calculations to three decimal places.) change in Body Fat Mass (kg) TrmlmentP-I-PF-is G+P 6+5 0 5 r0 5 .4 3 .5 u m 1.1 1.7 .5\" 1 7 -1 4 -3 0 -2 5 .3 2 .5 1 .4 5 raj r41 4.1 1.5 -3 E -5 3 .2 2 r0 9 .2 E .4 2 1.3 0.3 r20 34 n 7 -3 7 -3 0 -4 5 r0 3 r0 E .2 3 .3 9 .12 1.0 .3\" 31 -14 0.4 -3 7 -4 1 .1 6 r0 E ru E .4 1 1.4 r20 35 An 0 5 0.1 -3 3 -5 7 U 2 .2 4 .1 E .5 1 70.4 r33 r43 r71 -0 1 -5 2 r0 5 .4 7 0.6 .2 5 n 17 21 17 19 2 0.112 r0343 3129 4.511 5 1 156 1.454 1.155 1.129 51 1 359 2.114 1.357 1.275 The conclusion is the O reject H\" 0 fall to reject H0 (Give the answer to one decimal place) F Q