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JoEllen Turner <br />soiK- read.table( "soil second.txt ") <br />raimas(soil) <-c("s oil ", "type ") <br />s ub<-so ilSso il [sod $type = "S ubstitutes o i l "l <br />barxp<-soil$soil[soil Stype = = "SoilBerxprofile" 1 <br />w ilc ox . tes t(s ub ,bas xp) <br />g the Wilcoxon rank sum test between 'Substitute Soil" and "Soil Barxprofile" <br /># Wilcoxon rank sum test with continuity correction <br />#data: sub and barxp <br />iāœ“ VV = 58.5, p -value = 4.1274 <br />#alternative hypothesis: true location shift is not equal to 0 <br /># Waming message: <br />4'41n wilco x.test.default(sub, barxp) : cannot compute exact p -value with ties <br /># Conchuion: there is no significant difference between the distributions for "Substitute Soil" <br />and "Soil Barxprofile" <br /># the Wilcoxon rank sum test between "Substitute Soil" and "BarxLiftA" <br />barxa .soilSsoil[soilStype= "BatxLiftA"] <br />w ilc ox. tests ub,berxe) <br /># Wileoxon rank sum test with continuity correction <br />#data: sub and barxa <br />#k' = 27.5, p -value = 0.04196 <br />#elternative hypothesis: true location shift is not equal to 0 <br />#Wanting message: <br />#ln w ikox.test.default(s ub, barxa) : cannot compute exact p -value w ith tics <br />#Conclusion: there is significant difference between the distrbutions for "Substitute Soil" <br />and 'BarcLiftA" <br />970 - 864 -7682 p.24 <br /># the Wilcoxon rank sum test between 'Substitute Soil" and 'BarxLiftB" <br />barxb<-soil$soil [soil$type= "BarxLiftB ") <br />w cicox.test(sub,b arxb) <br />Wilcoxon rank sum test with continuity correction <br />#data: sub and barxb <br />#W = 31. p -value = 0.34I8 <br />#alternative hypothesis: true location shift is not equal to 0 <br />Warning message: <br />#In wilcox.test.default(sub, barxb) : cannot compute exact p -value with ties #Conclusion: there is <br />no significant difference between the distributions for "Substitute Soil" <br />and "BarxLiftB" <br />PLTF 002497 <br />