Hierarchical Cluster Analysis

In this article, we look at an introduction to hierarchical cluster analysis. The different options to compute the distance between points and distance between clusters is discussed along with the advantages and disadvantages of hierarchical cluster analysis.

Introduction to Reliability

In this article, we look at an introduction to reliability concepts including failure probability, failure rate, and Weibull models for probability.

Irony of Normality Tests

In this article, we look at different methods we can use to determine if a data set is normally distributed and some of the limitations of existing normality tests.

Assumptions Underlying Classical Regression Analysis

In this article, we look at the various assumptions we need to make in order to perform a regression analysis.

The Right Way to Report Measurements - With Uncertainty

In this article, we will look at how to report measurement results, specifically combining various sources of uncertainty into a single uncertain value to report with measurements.