Browse syllabus-aligned notes for Statistics and Probability. Open each subtopic for focused explanations, examples, and summaries.
SL 4.1—Introduction to Statistics
1 subtopic
SL 4.2—Presentation of data
7 subtopics
SL 4.3—Mean, median, and mode
SL 4.4—Correlation of Data
5 subtopics
SL 4.5—Trial and outcome
4 subtopics
SL 4.6—Venn diagrams
SL 4.7—Discrete random variables
3 subtopics
SL 4.8—Binomial distribution
SL 4.9—Normal distribution
SL 4.10—Spearman’s rank correlation coefficient
SL 4.11—Expected, observed, hypotheses, chi squared, gof, t-test
15 subtopics
AHL 4.12—Data collection, reliability and validity tests
11 subtopics
AHL 4.13—Non-linear regression
AHL 4.14—Linear transformation of a single RV, E(X) and VAR(X), unbiased estimators
AHL 4.15—Central limit theorem
AHL 4.16—Confidence intervals
AHL 4.17—Poisson distribution
AHL 4.18—T and Z test, type I and II errors
AHL 4.19—Transition matrices – Markov chains
Number and Algebra
Functions
Geometry and Trigonometry
Statistics and Probability
Calculus