Next steps in statistics
These resources are designed to help understand some key concepts in statistics.
On
| Video | Written Resource | |
|---|---|---|
Variance and standard deviation |
||
| Introduction to formulae | Video | Webpage |
| Sample variance | Sample variance video | |
| Why we divide by (n-1) | Why we divide by (n-1) | |
Confidence intervals |
||
| Calculating confidence intervals for the mean | Stat Book webpage | |
Relative risk and odds ratios |
||
| Relative risk and Odds ratios | MASH Resource | |
Introduction to correlation |
||
| Introduction to correlation | ||
| Different measures of correlation | Measures of correlation | |
| Pearson's Correlation | Webpage | |
| Spearman's Correlation | Webpage | |
Regression |
||
| Introduction to Simple Linear Regression | Stat Trek video | |
| Making predictions | Video | Making predictions |
| Multiple Regression | Video | Webpage - Simple vs multiple LInear Regression |
| Logistic Regression | Video | Written Resource |
Hypothesis testing Introduction |
||
| Principles of hypothesis testing | MASH Webpage | |
| Choosing a Hypothesis test | ||
Type I and II errors: power, sample Size, effect size, etc |
||
| Power analysis | ||
| Sample size calculations | ||
| Type I and Type II errors | Introduction | MASH Webpage |
| Cohen d (effect size) | Calculating Cohen's d | |
Hypothesis tests |
||
| Paired vs unpaired data | Paired and independent samples | |
| One-Sample T-test | ||
| T-tests (paired) | ||
| T-tests (unpaired) | ||
| Chi-squared test | Video | |
| Fisher's exact test | Video | Fisher’s Exact test (Word, XKB) |
| Mann-Whitney U test | Video | Booklet |
| Kruskall-Wallis test | Video | |
| Test of two proportions | Video | Webpage |
| Testing for Normality | Video | Webpage |
| Wilcoxon sign rank test | Video | Webpage |
ANOVA etc |
||
| Introducting ANOVA | Understanding ANOVA | MASH booklet (PDF, XKB) |
| ANOVA - Post Hoc tests | Video | MASH booklet (PDF, XKB) |
| One Way ANOVA | Introducing ANOVA | Lecture Notes |
| Repeated Measures ANOVA | Video | Laerd Statistics Webpage |
| Two-way ANOVA | Notes | |
| Mixed ANOVA | Video | Laerd Statistics Webpage |
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