Interpreting information in data displays

Weather Graph

This graph shows the rainfall throughout the week.
On Monday there was no rainfall.
On Tuesday the height was 7mm of rain.
On Wednesday, no rain.
On Thursday it was 5mm of rain.
On Friday it was 4mm of rain.
On Saturday it was 2mm of rain.
On Sunday it was 6mm of rain.

Wahlt: create a graph using spreadsheet and to analyse data in those displays.