The current issue of IRW should arrive today to subscribers inbox. It is full of meaty stuff. The featuring article … More
Month: October 2010
On Power Analysis and SEO Quack Science
One of the trickiest aspects of publishing statistical studies is the sample size to be used. Not stipulating a valid … More
On Correlation Coefficients and Sample Size
New Relevant Tool: https://irthoughts.wordpress.com/2018/09/14/regression-correlation-calculator-updates-and-improvements/ Today I updated my Tutorial on Correlation Coefficients to include a new section on the effect … More
On Inverted Indexes
The upcoming issue of IRW will be out soon. This will be Part 3 of the series on inverted index … More
Understanding Accuracy and Precision
Students often have hard time understanding the difference between accuracy and precision, particularly when they read quack “science” “studies” when surfing the Web. … More
Introduction to Nemeth Uniform Braille System (NUBS)
I’m currently playing and trying to develop an encryption method using the Braille System and some kabalistic elements as mapping components. … More
IR Thoughts 