(First published by datascience.com) Data science, machine learning (ML) and artificial intelligence (AI) are relatively new endeavors for enterprise-level business. Many companies are batch training as well as batch scoring ML models. Predictions are stored in a database to be retrieved either by applications or humans. However, real-time training on…
Category: Science
Function in R for Word and Line Count Table
Here I present a new function I created to find the count of lines and words in a text document and return them in the form of a table. It uses the wc “qdap” package in R as well as base R functions sum, nrow, as.numeric, as.data.frame and cbind. The Problem:…
Goodness of Fit Measures Table APA for Factor Analysis
This post is for social science researchers and research psychologists who are doing factor analysis and want to create tables with fit measures in R. If you do not fit that very narrow audience you might not find this post interesting. The Problem: How to take the fit measures of…
Polls, Margin of Errors and Standard Deviations
See My App that Explains Standard Deviations Intuitively Here This coming week there are big primaries with lot of delegates up for grabs in New York. It seems from the polls that the both Trump and Clinton are ahead. How reliable are those polls? There are many ways to answer…
Why I love Las Vegas: The Law of Large Numbers
(View the app I created that illustrates the Law of Large Numbers either before or after reading this article here) Las Vegas is caters to people’s vices of all kinds. Sheindy and I love visiting Sin City although we do not gamble, drink or partake in any of the other…
We (and our investments) Regress to Mediocrity
(Here is an interactive app I created to help you understand the ideas expressed in this post. Take a look either before or after reading the post. We all have days where we are much more productive than usual. At such times we feel good about ourselves and think that…
New Site & New Direction: Intuitive Statistics
Since 2001 I have been writing regularly on issues that relate to spirituality, religion, Torah, Judaism, current events, Israel and the Jewish world in general. But recently I have realized that having been such a regular writer and commentator I was now at serious risk of either repeating or contradicting…