Franklin Roosevelt was not only the first US president to be covered by public opinion polls, but his ratings have consistently exceeded those of all subsequent sitting presidents, save for John F. Ke
The second edition of this book provides a conceptual understanding of analysis of variance. It outlines methods for analysing variance that are used to study the effect of one or more nominal variabl
Today we are politically polarized as never before. The presidential elections of 2000 and 2004 will be remembered as two of the most contentious political events in American history. Yet despite the