Statistics II for Dummies

內容簡介

Statistics II for Dummies Learn to: Increase your skills in data analysis Sort through and test models Make predictions Apply statistics to real-world situations Deborah Rumsey, PhD Author of Statistics For Dummies and Statistics Workbook For Dummies The fun and easy way(R) to enhance your grasp of statistics Need to expand your statistics knowledge and move on to Statistics II? This friendly, hands-on guide gives you the skills you need to take on multiple regression, analysis of variance (ANOVA), Chi-square tests, nonparametric procedures, and other key topics. Statistics II For Dummies also provides plenty of test-taking strategies as well as real-world applications that make data analysis a snap, whether you're in the classroom or at work. Begin with the basics -- review the highlights of Stats I and expand on simple linear regression, confidence intervals, and hypothesis tests Start making predictions -- master multiple, nonlinear, and logistic regression; check conditions; and interpret results Analyze variance with ANOVA -- break down the ANOVA table, one-way and two-way ANOVA, the F-test, and multiple comparisons Connect with Chi-square tests -- examine two-way tables and test categorical data for independence and goodness-of-fit Leap ahead with nonparametrics -- grasp techniques used when you can't assume your data has a normal distribution Open the book and find: Up-to-date methods for analyzing data Full explanations of Statistics II concepts Clear and concise step-by-step procedures Dissection of computer output Lots of tips, strategies, and warnings Ten common errors in statistical conclusions Everyday statistics applications Tables for completing calculations used in the book