While yesterday's cliff-dive in gold was impressive by any standards, the escalating drop over the past 5 days has been just as dramatic. Based on 20 years of rolling 5-day moves, the ~15% plunge is equivalent to around 7 standard deviations (in context Yao Ming is a mere 6 standard deviations taller than the average human making gold's move the equivalent of meeting a man taller than 7'7")Too bad the reason behind it is so bad.
Tuesday, April 16, 2013
Math In The News
You've got to love "practical applications" of the normal curve: