Mathematics: Analysis and Approaches · Topic 4: Statistics and probability
SL4.1 — Sampling and types of data
Mathematics: Analysis and Approaches · SL / HL · syllabus-mapped notes
Populations, samples and types of data
Population vs sample, random samples, and discrete vs continuous data.
Reliability, bias and outliers
Judging data sources, handling missing/erroneous data, and the 1.5 x IQR outlier rule.
Sampling techniques
Simple random, convenience, systematic, quota and stratified sampling, and their effectiveness.