Courts provide a statement of the legal reasoning behind their decisions in written __________

Which of the following lessons can be taken away from the 2008 Democratic primary in Texas between Hillary Clinton and Barack Obama?

A) Size matters. B) Front-loading is always beneficial. C) There are some advantages to having a late primary election date. D) The Texas primary handed the general election to Barack Obama. E) The "Texas two-step" encourages voter fraud.

Covariance means to vary together. What is the opposite of covariance in a bivariate

relationship? A) scattergram B) anticovariance C) univariance D) statistical independence