This stacked bar chart is showing information about number of pets owned as well as comparing the number of boys and girls who own the pets. Example How many girls had more than one pet? Answer 2 ...

Data Interpretation is an important part of the Quantitative Aptitude section in many competitive exams. It tests the ability ...

To quantify the amount of data distortion she often saw in published bar charts, Markita Landry, a nanobiotechnology researcher at the University of California, Berkeley, and her colleague Teng ...

So, in 1786, he published The Commercial and Political Atlas, a book that introduced the first bar graph and line charts. Instead of dry tables, Playfair used these visual tools to show trade data ...