Bar graphs seem like one of the simplest ways to represent data. Many people assume that the longer the bar, the bigger the number it represents. Sometimes bar graphs represent an average not a total ...

SPOILER ALERT: If you haven’t yet taken our Science Knowledge Quiz ... “We forget that we don’t just understand graphics automatically,” Cairo said. “The bar chart, the line chart, we are taught how ...

"Bar graphs that depict mean values are ubiquitous in politics, science, education, and government, and they are used to convey data over a wide range of topics including climate change ...

was inspired by the misleading Wall Street Journal graphic and disappeared Tax Foundation blog post to illustrate just how easy it is to manipulate bar graphs by changing the boundaries of the ...

In one example, Nightingale showed that soldiers were much more likely to die of preventable diseases than male civilians, even during peacetime. She used a bar chart to show that soldiers ...

I help people communicate data clearly with graphs. There are two main ... reason that I prefer dot plots over bar charts for these data. The previous example showed both responding to large ...

The maximum stock level is the largest amount of stock a business can store on site. In the bar graph example, it is 500 items of stock. The minimum stock level is also known as buffer stock.

There are also several types of bar graphs that suit different data sets. For example, if you have several types of data in each category, you can use a clustered bar to represent it side-by-side ...