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1 <br />C.dubia-Mountain Coal Co.-5/2/00 <br />-'File: cd Transform: ARC SINE(SQUARE ROOT(Y)) <br />~ Shapiro - Wilk's test for normality <br />' D = 0.000 <br />W = 0.000 <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 />I <br />--Warning - The first three homogeneity tests are sensitive to non-normal <br />data and should not be performed. <br />t <br />:i <br />C.dubia-Mountain Coal Co.-5/2/00 <br />File: cd Transform: ARC SINE(SQUARE ROOT(Y)) <br />Hartley's test for homogeneity of variance <br />Bartlett's test for homogeneity of variance <br />------------------------------------------------------------------------- <br />! These two tests can not be performed because at least one group has <br />,® zero variance. <br />Data FAIL to meet homogeneity of variance assumption. <br />Additional transformations are useless. <br /> <br />= C.dubia-Mountain Coal Co.-5/2/00 <br />File: cd Transform: ARC SINE(SQUARE ROOT(Y)) <br />~, STEEL'S MANY-ONE R ANK TEST <br /> ----------------- ------------- <br /> ------- ---- - <br />TRANSFORMED <br />~I GROUP IDENTIFICATION <br />-- <br />- MEAN <br /> ----- - <br />1 --------------- <br />- <br />Control. ----------- <br />1.047 <br />~ <br />ri 2 1.9 1.047 <br />-~ 3 25 1.047 <br /> 4 50 1.047 <br />"; 5 75 1.047 <br /> 6 100 1.047 <br />Critical values use k = 5, are 1 tailed, <br />- Ho:Control<Treatment <br />---------------------------------- <br />RANK CRIT. <br />SUM <br />------- VALUE <br />------ df SIG <br />----- --- <br />18.00 10.00 4.00 <br />18.00 10.00 4.00 <br />18.00 10.00 4.00 <br />18.00 10.00 4.00 <br />18.00 10.00 4.00 <br />----------- <br />and alpha --------- <br />= 0.05 -------------- <br />I <br />