For example, suppose that the manufacturing process described in the previous example produces engines whose weights are normally distributed with a mean of 1250 and a standard deviation of 12. The ...

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

An animated guide explaining how the standard devition can give you a clearer picture of a sample than averages alone. An example involving zoo keepers and some very dangerous animals demonstrates ...

Flickr via Google Images Standard deviation is a concept that's thrown around frequently in finance. So what is it? When working with a quantitative data set, one of the first things we want to know ...

title 'Specifying Standard Process Mean and Standard Deviation'; symbol v=dot c=salmon; proc shewhart history=tape; xrchart weight*sample / mu0 = 1260 sigma0 = 15 xsymbol = mu0 cframe = bigb cinfill = ...