Graphs, Data and Perspectives', Udit Misra writes that the updated base year for GDP calculations means a correction of estimates about the size of India's GDP, as well as the per capita income of its ...

Thanks to their visual simplicity, bar graphs are popular tools for representing data. But do we really understand how to read them? New research from Wellesley College published in the Journal of ...

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 ...