When do you use a line Graph?
When showing a gradual change over a period of time, When dealing with trends.
Reasonable quantities and The figures flow
When do you use a pie chart?
Whole numbers and not too many segments, When dealing with percentages.
When do you use a bar chart?
Individual figures that aren’t related, Comparing different items
When do you use a chart/table?
Individual figures and Large numbers, that are too precise to plot