Data analysis
Calculate and use the five-number summary, box plots and data comparisons.
Statistics · MA4-DAT-C-02
Sub-topics
Five-number summary and box plots
Find the five-number summary (min, Q1, median, Q3, max) from sorted data; calculate the IQR and range from box plots; identify potential outliers using the 1.5 × IQR rule.
Comparing data sets
Use mean, median, range and IQR to compare two data sets and draw conclusions about centre and spread.