Machine Learning, Linear Regression, Algorithms, Data Science, Data Visualization.
(independent variable) and Y (dependent variable) values: X — 1, 2, 3, 4 Y — 2, 3, 5, 4 We want to fit a linear model Y=aX+b to this data. 4.2. Steps to Calculate the Best Fit Line 4.2.1. Calculate the Necessary Sums First, we calculate the sums of X, Y, X², XY, and the number of data points (n).