condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.3970444444444445 0.0 0.8208666666666667 Potassium deficiency 0.42136111111111113 0.0 1.2640833333333334 Heat 0.20731 0.0 0.41462