> Life expectancy at birth isn't relevant to a 79 year old, though. The UK's life tables say a 79 year old male can expect to live another 9 years This is one

> Life expectancy at birth isn't relevant to a 79 year old, though. The UK's life tables say a 79 year old male can expect to live another 9 years This is one of my favorite examples when I have to teach statistics! (the other two being Monty Hall and the observation than outliers in a normal distribution depend mostly on the variance, and are essentially independent of the mean).