Wellesley College. (2022, February 3). Missing the bar: How people misinterpret data in bar graphs. ScienceDaily. Retrieved May 28, 2025 from www.sciencedaily.com / releases / 2022 / 02 ...

Credit: Ariel Zych When Kerns and Wilmer issued a similar challenge, they found that the bar graph sketches made by study participants fell into two camps: Sketches either illustrated an accurate ...

In an Excel bar chart, each data point is represented by a rectangular ... we can tell that more students read 1-3 books, ...

You can make a bar graph in Excel by first selecting the range of data you want to depict, and then using the dropdown menu to select the desired chart. A bar graph represents the data of an Excel ...

This is problematic, the authors argue, because bar graphs that boil down data points to a single mean often fail to convey the nuances of the numbers. They add that very different data sets can ...

Different types of graph have different uses. A line graph shows how data changes over time. For example, how the volume of traffic changes over a day so you can see the busiest times. A bar chart ...

The problem is that data visualizations can also leave you with the wrong idea – whether the images are sloppily made or intentionally misleading. Take for example the bar graph presented at an ...

"Our work reveals that bar graphs are not the clear communication tools many had supposed," said Sarah H. Kerns, a 2019 graduate of Wellesley, research associate in its psychology department, and ...