The Standard Normal Distribution. It makes life a lot easier for us if we standardize our normal curve, with a mean of zero and a standard deviation of 1 unit. If we have the standardized situation of Î¼ = 0 and Ï = 1, then we have: `f(X)=1/(sqrt(2pi))e^(-x^2 /2`.
Who is Thomas Ã  Kempis? Thomas Ã  Kempis, C.R.S.A. was a German canon regular of the late medieval period and the most probable author of The Imitation of Christ, which is one of the best known Christian books on devotion. His name means Thomas of Kempen, his hometown, and in German he is known as Thomas von Kempen.
Waris Dirie: Women Who Have Changed History by Livingly Staff The daughter of Somalian nomads, Waris Dirie fled her country at the age of 13 to escape an arranged marriage with a 60-year-old man and moved to London.