Stachanov has a YouTube-channel that offers various explanations and demonstrations of statistical concepts in risk management. These demonstration videos often utilize Excel-sheets. You can download all demonstrated materials here by clicking on the Excel-logo above the video link and description.
Credit scoring in microfinance and banking: 1: Expert scoring
This video demonstrates how to use Bayesian scoring, and uses this Excel-book as example.
Credit Scoring Models : example and explanation of an expert score card model in Excel
This video demonstrates examples of expert scoring cards, and uses this Excel-book as example.