Statistics Foundation 2

Introduction

· Welcome

1. The Statistics Series: A Look Back and Forward

· Recap of Statistics Fundamentals - Parts 1 and 2

· What lies ahead in Statistics Fundamentals - Part 3

2. Small Sample Sizes

· T-statistic vs. z-statistic

· T-score tables and degrees of freedom

· Calculating confidence intervals using t-scores

3. Comparing Two Populations (Proportions)

· Explanation of two populations

· Set up a comparison

· Hypothesis testing

4. Comparing Two Populations (Means)

· Basics of comparing two population means

· Visualization (re-randomizing)

· Set up a confidence interval

· Hypothesis testing

5. Chi-Square

· Introduction to chi-square

· Curves and distribution

· Goodness-of-fit test

6. ANOVA: Analysis of Variance

· What is analysis of variance?

· One-way ANOVA and the total sum of squares (SST)

· Variance within and variance between (SSW and SSB)

· Hypothesis test and f-statistic

7. Introduction to Regression

· What is regression?

· The best-fitting line

· The coefficient of determination

· The correlation coefficient

Conclusion

· Start Exam