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Module 7

Statistics and Mathematics

Describe data honestly, quantify uncertainty, test hypotheses and model relationships — explained in business language.

Difficulty:All beginner intermediate advanced expert

Relationships and Regression

Correlation, covariance and linear regression.

Correlation and regression

✓Correlation, covariance and linear regressionMeasure how variables move together, fit a straight line, interpret coefficients, intercept and residuals in business terms, and check the assumptions behind them.Intermediate75 min

Probability and Inference

Sampling, confidence intervals, tests and A/B testing.

Inference

✓Probability, sampling, confidence intervals, hypothesis tests and A/B testingQuantify uncertainty — and use it to decide whether a new checkout really converts better. Worked end to end on a real A/B test.Intermediate90 min