Tukey Lambda - Key Values
Distribution (lambda)	Correlation
Approx. Cauchy (lambda=-1)	0.68109912265441
Exact Logistic (lambda=0)	0.9843578565089
Approx. Normal (lambda=0.14)	0.990508674859188
U-shaped (lambda=0.5)	0.989878462378397
Exactly Uniform (lambda=1)	0.98257525727409