Power BI LINEST and LINESTX DAX Functions
Both functions perform linear regression (least-squares method) to calculate statistics for a straight line fitting your data. Here’s how they work: 1. LINEST Function Fits a line using columns from a single table. Syntax: ) Parameters: 2. LINESTX Function More flexible—works with tables filtered by DAX expressions or multiple tables. Syntax: ) Parameters: Examples Example …