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NotesMath AA HLTopic 4.14
Unit 4 · Statistics & Probability · Topic 4.14

IB Math AA HL — Continuous random variables (HL only)

Topic 4.14 of IB Mathematics: Analysis and Approaches covers Continuous random variables (HL only), which is part of Unit 4: Statistics & Probability. Students explore key concepts including Discrete random variables: E(X) & Var(X), Continuous random variables: the pdf, Continuous: mean, median, mode, variance. A strong understanding of continuous random variables (hl only) is essential for IB Math AA HL exams and builds the foundation for connected topics across the syllabus.

Exam technique guidePractice questions

What you'll learn in Topic 4.14

  • 4.14.1 Discrete random variables: E(X) & Var(X)
  • 4.14.2 Continuous random variables: the pdf
  • 4.14.3 Continuous: mean, median, mode, variance
Suggested study order: Read the notes for each sub-topic below → test yourself with flashcards → attempt practice questions → review exam technique.

Study resources — 4.14 Continuous random variables (HL only)

4.14.1

Discrete random variables: E(X) & Var(X)

Notes
4.14.2

Continuous random variables: the pdf

Notes
4.14.3

Continuous: mean, median, mode, variance

Notes

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Topic 4.14 Continuous random variables (HL only) forms a core part of Unit 4: Statistics & Probability in IB Math AA HL. Mastering these concepts will strengthen your understanding of connected topics across the syllabus and prepare you for exam questions that require analysis, evaluation, and real-world application.

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