Lecture Pod 04

Graphs make comparing data easier, but it is essential to choose a type of graph that is appropriate for the data, rather than one that is aesthetically pleasing.Screen Shot 2016-08-07 at 4.38.04 PM

 

Three commonly used types of graphs are bar charts, line charts and pie charts. Bar charts are easy to understand and are highly recognisable. They are particularly effective with categorical, numerical data as they allow for quick comparisons of information and can reveal highs and lows at a glance. Line charts connect individual numeric data points, usually over a period of time, and pie charts show relative proportions or percentages of information.

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