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

Types of Data

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