Math 2311 Video Help The links below will open streaming lectures which which play through the Flash Player for your browser. Make sure you sound is turned on. We recommend using a high speed internet connection. Chapter 1 Exploring Univariate Data 1.1 1.2 Mean and Median 1.3 Standard Deviation and Variance 1.4 Range, IQR and Finding Outliers 1.5 Graphs and Describing Distributions Chapter 2 Introduction to Probability 2.1 Counting Techniques, Combinations and Permuatations 2.2 Sets and Venn Diagrams 2.3 Basic Probability Models 2.4 General Probability Rules Chapter 3 Discrete Distributions 3.1 Random Variables 3.2 Binomial Distributions 3.3 Geometric Distributions Chapter 4 Continuous Distributions 4.1 Density Curves 4.2 The Normal Distribution 4.3 Standard Normal Calculations 4.4 Sampling Distributions of x̄ and p̂ Chapter 5 Bivariate Data 5.1 Scatter Plots 5.2 Correlation 5.3 The Least Squares Regression Line 5.4 Residuals 5.5 Non-Linear Models 5.6 Relations in Categorical Data Chapter 6 Samples and Experiments 6.1 Sampling 6.2 Designing Experiments 6.3 Simulating Experiments Chapter 7 Estimation 7.1 Margins of Error and Estimates 7.2 Confidence Interval for a Proportion 7.3 Confidence Interval for the Difference of Two Proportions 7.4 Confidence Interval for a Mean 7.5 Confidence Interval for the Difference of Two Means Chapter 8 Tests of Significance 8.1 Inference for the Mean of a Population 8.2 Inference for the Population Proportion Errors 8.3 Comparing Two Means 8.4 Comparing Two Proportions 8.5 Goodness of Fit Test 8.6 Inference for Two-way Tables     Homogeneity vs. Independence Chapter 9 Inference for Regression 9.1 Confidence Intervals for Regression Lines 9.2 Test for Slope of Regression Lines