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, please do so before reading this any further because we give away one of the answers. In a recent survey of what Americans know ...

Victorian icon Florence Nightingale is best known as the founder of modern nursing. But Nightingale, who would have celebrated her 200th birthday on May 12, was also a statistics and data ...

Thanks to their visual simplicity, bar graphs are popular tools for representing data. But do we really understand how to read them? New research has found that bar graphs are frequently misunderstood ...