\({\log _a}a = 1\) (since \({a^1} = a\)) so \({\log _7}7 = 1\) \({\log _a}1 = 0\) (since \({a^0} = 1\)) so \({\log _{20}}1 = 0\) \({\log _a}p + {\log _a}q = {\log _a ...

A simple method is proposed to detect the number of change points in a sequence of independent exponential family random variables. An estimator to maximize some criterion, say SC(k), which is to ...

Watch this video to learn some useful ways to help you with calculating percentages: the number swap hack and the decimal multiplier hack. Calculating percentages is something you should be confident ...

Anyone in the business world – even casual observers of it – knows that it’s currently experiencing a rapid rate of change. New companies spring up seemingly overnight. Products and services that were ...