# Least Squares Fitting

A mathematical procedure for finding the best-fitting curve to a given set of points by minimizing the sum of the curve's squared offsets from the data.

Least squares fitting is a college-level concept that would be first encountered in a probability and statistics course. It is an Advanced Placement Statistics topic.

### Prerequisites

Standard Deviation: | The standard deviation is a statistic defined as the square root of the variance that measures how spread out a set of data is. |