SL 4.1—Concepts, reliability and sampling techniques
SL 4.2—Histograms, CF graphs, box plots
SL 4.3—Mean, median, mode. Mean of grouped data, standard deviation. Quartiles, IQR
SL 4.4—Pearsons, scatter diagrams, eqn of y on x
SL 4.5—Probability concepts, expected numbers
SL 4.7—Discrete random variables
SL 4.8—Binomial distribution
SL 4.9—Normal distribution and calculations
SL 4.10—X on y regression line
SL 4.11—Conditional and independent probabilities, test for independence
SL 4.12—Z values, inverse normal to find mean and standard deviation
AHL 4.13—Bayes theorem
AHL 4.14—Properties of discrete and continuous random variables