Mathematics
Statistics
Quick fact
The widely cited 'normal body temperature' of 98.6°F (37°C) was based on a flawed 19th-century study; modern statistical analysis places the average closer to 98.2°F (36.8°C).
Why this is interesting
Have you ever wondered how a small sample of voters can predict a nationwide election with remarkable accuracy? The answer lies in statistics—the science of learning from data.