Tukey Lambda - Key Values
Distribution (lambda)	Correlation
Approx. Cauchy (lambda=-1)	0.64076963543407
Exact Logistic (lambda=0)	0.978535542946571
Approx. Normal (lambda=0.14)	0.988829975755627
U-shaped (lambda=0.5)	0.995463000733555
Exactly Uniform (lambda=1)	0.992518902481272