Welcome to Helpful Stats!
Follow along the content using the topic names below. The topics are grouped for easier navigation.
The Basics
- What’s the deal about data?
- Are all data created equal?
- Describe data with central tendency
- What’s Data Visualisation?
- Common chart types
- Create awesome charts on Excel
- Create your first dashboard on Excel
- What’s Probability?
- Introducing the Normal Distribution
- What are sampling techniques?
Statistics Stuff
- Correlations
- Estimation techniques
- Confidence intervals
- Hypothesis testing
- One-way ANOVA
- Parametric tests
- Non-parametric tests
- What’s a time-series?
- Forecast by smoothing a time-series
- What’s seasonality?
Creating Models with Data
- Linear regression models
- Nonlinear regression models
- Multiple regression models
- What-if and Goal-seek in Excel
- Linear optimisation
- Nonlinear optimisation
- Binary models
- Integer models
- Decision analysis