Population & Sample Variance

A practical example of why we divide by (n-1) when calculating the sample variance

Detecting and Fixing Outliers in Data

Using a Selective Median Filter to clean erroneous data

Remittance and the exchange rate

Remittance is surprisingly not dependent on the prevailing exchange rate

Base Rate Fallacy

Interpreting commonly quoted statistical results through understanding of base and false discovery rates.

Monte Carlo simulation in Scala

Calculating the value of Pi using Monte Carlo simulation