Binomial Distributions
Normal Approximation to the Binomial
Geometric Distributions
Sampling Distributions
Sampling Distributions of a Sample Proportion
Practice Problems
Cumulative Review Problems
Solutions to Practice Problems
Solutions to Cumulative Review Problems
11 Confidence Intervals and Introduction to Inference
Estimation and Confidence Intervals
Confidence Intervals for Means and Proportions
Sample Size
Statistical Significance and P -Value
The Hypothesis-Testing Procedure
Type I and Type II Errors and the Power of a Test
Practice Problems
Cumulative Review Problems
Solutions to Practice Problems
Solutions to Cumulative Review Problems
12 Inference for Means and Proportions
Significance Testing
Inference for a Single Population Mean
Inference for the Difference Between Two Population Means
Inference for a Single Population Proportion
Inference for the Difference Between Two Population Proportions
Practice Problems
Cumulative Review Problems
Solutions to Practice Problems
Solutions to Cumulative Review Problems
13 Inference for Regression
Simple Linear Regression
Inference for the Slope of a Regression Line
Confidence Interval for the Slope of a Regression Line
Inference for Regression Using Technology
Practice Problems
Cumulative Review Problems
Solutions to Practice Problems
Solutions to Cumulative Review Problems
14 Inference for Categorical Data: Chi-Square