Discrete Mathematics.

The mathematics a computing degree requires: logic, proof, counting, graphs and recurrences. Covers 10 topics.

• Discrete Mathematics · 1 of 3

  Functions & Cardinality

  What does bijective mean?

  ANeither injective nor surjective hereBInjective but not surjectiveCSurjective but not injectiveDInjective and surjective at once

• Discrete Mathematics · 2 of 3

  Combinatorics

  What does Burnside's lemma count?

  ASubgroups of a groupBOrbits under a groupCCosets of a whole groupDElements of a group

• Discrete Mathematics · 3 of 3

  Probability Basics

  Two Bayesian analysts use the same likelihood model and the same data but report different posteriors. Why?

  ATheir p-values differBOne made an errorCTheir alphas differDTheir priors differ