Understand probability fundamentals
probability-theoryskillsetup L1★64
Tibsfox/gsd-skill-creator ↗What it does
Apply mathematical foundations of uncertainty—sample spaces, events, Bayes' theorem, independence, distributions
Best for
Building rigorous statistical reasoning from first principles when intuitive probability reasoning fails
Inputs
- · event space definition
- · probability assignments or mass functions
Outputs
- · computed probabilities
- · conditional probabilities
- · Bayes' theorem applications
Requires
- · numpy
- · scipy.stats
Preconditions
Event space finite or countable; probabilities sum to 1; independence properly justified
Failure modes
Conditional probability undefined if P(A)=0; independence assumption violated causes wrong inference
Trust signals
- · Covers axioms, Bayes' theorem, independence, random variables
- · Foundation for both Bayesian and frequentist inference