With years of data from professional Dota 2 in our hands, we take a look at closely games adhere to a normal distribution, also known as the bell curve. If you have been through a basic statistics ...

Learn how using historical data, instead of standard deviation, offers a more accurate assessment of stock volatility and risk management strategies.

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Obesity is an increase in the size and amount of fat cells, leading to a body mass index (BMI) of 30 or more. However, a high BMI doesn’t always predict health problems. Obesity affects about 42% of ...

Professor Jim Al-Khalili talks to leading scientists about their life and work, finding out what inspires and motivates them and asking what their discoveries might do for us in the future ...