IB skill practice

Calculate descriptive statistics with technology

Use and interpret mean, median, spread, and technology summary statistics.

Paper 2 5 marks Difficulty 1

Calculate descriptive statistics with technology - descriptive statistic A5

A technology summary gives \(Q_1=15\), median \(=19\), \(Q_3=24\), and mean \(=20\). Enter the interquartile range.

Worked practice: result and interpretation

Calculate the requested result first, then choose the interpretation that follows from it.