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~~.promelas-Mountain Coal Co. 017-4/6/01 <br />File: fh Transform: P.RC SINE(SQUARE ROOT(Y)) <br />Shapiro - Wilk's test for normality <br />------------------------------------------------------------------------------ <br />D = 0.000 <br />-~ <br />W = 0.000 <br />1 <br />Critical W (P = 0.05) (n = 24) = 0.916 <br />Critical W (P = 0.01) (n = 24) = 0.884 <br />-,Data FAIL normality test. Try another transformation. <br />`Warning - The first three homogeneity tests are .sensitive to non-normal <br />data and should not be performed. <br />p.promelas-Mountain Coal Co. 017-4/6/01 <br />;File: fh Transform: ARC SINE(SQUARE ROOT(Y)) <br />Hartley's test for homogeneity of variance <br />~Bartlett's test for homogeneity of variance <br />`These two tests can not be performed because at least one group has <br />;zero variance. <br />J <br />Data FAIL to meet homogeneity of variance assumption. <br />Additional transformations are useless. <br />.~ <br />.3 <br />'p.promelas-Mountain Coal Co. 017-4/6/01 <br />File: <br />l fh Transform: ARC SINE(SQUARE ROOT(Y)) <br />t <br />J STEEL'S MANY-ONE RANK TEST - Ho <br />-- :COntrol< <br />-------- Treatment <br />-------- <br />------ ---------------------- -------------- <br />TRANSFORMED -------- <br />- <br />RANK - <br />GRIT. ------ <br />GROUP <br />----- IDENTIFICATION <br />----- MEAN <br />------ SUM <br />------- VALUE <br />------ df SIG <br />----- --- <br />1 --------------- <br />Control -- <br />--- <br />1.047 <br />2 1.9 1.047 18.00 10.00 4.00 <br />- 3 25 1.047 18.00 10.00 4.00 <br />4 50 1.047 18.00 10.00 4.00 <br />5 75 1.047 18.00 10.00 4.00 <br />6 <br />------ 100 <br />--- 1.047 <br />- <br />- <br />-- 18.00 <br />---------- 10.00 <br />--------- 4.00 <br />-------------- <br />------------------- <br />Critical values use k = 5, ------ <br />- <br />---- <br />are 1 tailed, and alpha = 0.05 <br /> <br /> <br />