Math & Stats

Probability Toolkit

Refresh conditional probability, Bayes intuition, and core distributions used in ML reasoning.

Recommended on day 180 minutesBeginner

Learning objectives

  • Apply Bayes theorem to detection, diagnosis, and ranking examples
  • Know when binomial, Poisson, and Gaussian assumptions are reasonable
  • Explain calibration and uncertainty in plain language

Interview prompts

  • Why can a model with strong recall still have weak positive predictive value?
  • How does class imbalance change your probabilistic interpretation?

Prerequisites

No strict prerequisites. This topic can be used as an entry point.