Often neither the exact density nor the exact cumulative distribution function (c.d.f.) of a statistic of interest is available in the statistics and econometrics literature (e.g., the maximum ...

This jingle has helped generations of algebra students recall the quadratic formula that solves every equation of the form $latex ax^2+bx+c=0$. The formula is as ...

This article studies the accuracy of two versions of Kydland and Prescott's (1980, 1982) procedure for approximating optimal decision rules in problems in which the objective fails to be quadratic and ...

Looking for more on identifying features of a quadratic function? Check out our National 5 Maths guide. National 5 Maths identifying features of a quadratic function. revision-guideNational 5 Maths ...

In a [previous post](/dotphysics/2008/09/basics-making-graphs-with-kinematics-stuff-part-ii/), I talked about how to plot kinematics data with a spread sheet and how ...

Practice solving a quadratic equation ahead of your National 5 Maths exam with this interactive maths quiz. Looking for more on solving a quadratic equation? Check out our National 5 Maths guide.