Analyze the soil quality data by finding the means, standard deviation and variance. Find the pearson's correlation coefficient between soil properties and heavy metals in the soil. Compare the results to USEPA and World health organization's maximum contaminant level. SOIL SAMPLES LAB # LABELS PH % O.C % O.M % SAND % SILT % CLAY TEXTURE Ex.Acidity(H+Al) me/100g Ex.Al me/100g Pb mg/kg As mg/kg Cd mg/kg Zn mg/kg SOIL 1 5.05 0.96 1.65 66.00 8.0 26.00 SANDY CLAY LOAM 0.15 0.00 52.20 230.10 2.13 9.12 SOIL 2 7.89 1.36 2.34 92.00 4.00 4.00 SAND 0.10 0.00 90.00 247.20 1.77 60.99 SOIL 3 7.86 2.07 3.58 90.00 4.00 6.00 SAND 0.25 0.00 189.00 236.10 2.55 290.94 SOIL 4 8.25 1.28 2.20 92.00 4.00 4.00 SAND 0.10 0.00 252.00 315.60 2.88 424.71 SOIL 5 7.93 0.96 1.65 88.00 4.0 8.00 LOAMY SAND 0.10 0.00 325.80 343.20 2.76 103.2 SOIL 6 5.12 0.32 0.55 52.00 8.0 40.00 SANDY CLAY 0.40 0.10 24.30 293.70 1.44 6.93 SOIL 7 7.88 0.60 1.03 90.00 2.00 8.00 SAND 0.10 0.00 53.10 309.30 0.36 48.18 SOIL 8 5.19 1.08 1.86 66.00 6.00 28.00 SANDY CLAY LOAM 0.10 0.10 39.90 436.50 1.71 8.49 SOIL 9 5.95 0.72 1.24 74.00 2.0 24.00 SANDY CLAY LOAM 0.15 0.00 20.10 495.00 1.2 11.37