Quotient Property for Cotangent Problem: On the same screen on your grapher, plot these three graphs. Explain how the result confirms the quotient property for cotangent. y1 = sin y2 = cos y3 = y2/y1

Lecture 1: Statistics Info and some Basic Principles -‐ Statistics is the most important science in the whole world: for upon it depends the practical application of every other science and of every art: the one science essential to all political and social administration, all education, all organization based on experience, for it only gives results of our experience." Florence Nightingale, Statistician -‐ Statistics are numbers measured for some purpose. -‐ Statistics is