Statistics II For Dummies (For Dummies Series) - Tapa blanda

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

Learn to:

• Increase your skills in data analysis
• Sort through and test models
• Make predictions

• Apply statistics to real-world situations