Concept · 4 steps · NESA MA4-DAT-C-02

Interpreting Data in Graphs

Drawing a graph is only half the job — the real skill is reading one. What's it telling you, what's it hiding, and can you trust it? Get good here and no chart in the news will ever fool you again.

1Where it comes fromEvery bar is a story. Slide along and read the height. 2How to do itHighest, lowest, total, difference — four moves and a quiz. 3Where it gets trickyDodgy axes that make a tiny gap look enormous. 4Out in the wildReal rainfall charts — and sketching a trend backwards.

← This concept rests on

Displaying Data in Graphs
Reading Scales

→ It unlocks

Mean, Median & Mode
Comparing Data Sets