Analytics & AI for Modern Excel
In a previous post we built and evaluated forecasts in Excel using native Excel functions and features: We split the data into training and testing sets and used MAE, RMSE, and MAPE to measure …
Continue Reading about How to evaluate forecast accuracy in Excel, Part 2: Using Copilot →
When analyzing financial or accounting data, you’ve likely noticed that many key metrics follow seasonal patterns: think monthly sales spikes, quarterly revenue fluctuations, or annual budgeting …
Continue Reading about Python in Excel: How to do time series decomposition →
