C callouts from MySQL

While I was trying to find a way to use the statistical functions built into MySQL for performance measurement, I discovered the ability to create user defined functions that use C callouts from within the database. I knew you could…

Multicollinearity

The predictors should not correlate. In the stepwise selection one variable might take the prediction of the another variable into the model and the second variable will not be taken in to the model. The variables might get also inconsistent…

Does correlation help at all?

While studying how we can use statistics to better understand the performance of our applications, I came upon the concept of kurtosis. What this essentially means is that any given distribution is not normal if its kurtosis is very high…OK,…