ABSTRACT
Example 299. The chance of n — r wins and r failures in n trials is https://www.w3.org/1998/Math/MathML"> n n − 1 r p n − r q r https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780429294204/c59d152a-6373-4ba1-ba84-9ade22990710/content/ieq0602.tif" xmlns:xlink="https://www.w3.org/1999/xlink"/> , by Proposition 5.
