I am sometimes really impressed by Clever Design in print media or TV media. Over the years I’ve even collected piles of ideas, who knows where they all are now. Time to consolidate into one area, a new category on my Blog aptly named “Clever Design”. A place where I can put ideas, images, marketing, TV ads etc that have had a positive effect on me anyway. Stay tuned!
Producing Skewness statistics with SQL
Skewness measures the asymmetry of a distribution. A perfectly symmetric distribution has a skewness of zero. A positive skew (right-skewed) means the tail extends to the right — a small number of high values pull the mean above the median.
Exploring the vsql-ai extension
The vsql-ai extension adds AI prompt capabilities and text embeddings directly in SQL queries, with support for Anthropic Claude , Google Gemini , OpenAI ChatGPT , or a local LLM such as Ollama .
Producing Chi-Squared statistics with SQL
The Chi-Squared test is one of the most widely used statistical tests for categorical data. It comes in two flavors: the goodness-of-fit test asks whether an observed frequency distribution matches an expected one, while the test of independence asks whether two categorical variables are associated with each other.