It's all about mathematics and calculators
Here is the link to Part 10 of our Calculus Revisited Series: Integration Basicshttp://edspi31415.blogspot.com/2012/04/calculus-revisited-10-integration.html(The original post is buried in April 2012)
HP 71B Basic and Casio fx-CG 100: Weighted Random Sample Introduction In calculators, it is fairly easy to generate a rand...