# Statistical Methods

## Introduction

The following methods are used to describe, analyze, or test sets of data.

## Statistical Formulas

- standard deviation (and related quantities)
- A measure of the uncertainty due to random error in a set of data (also: precision of a set of measurements).
- Q-test
- A test to determine if one data point in a set of data is significantly different enough to be discarded.
- linear regression
- A method to find the best straight line through a set of data.

## Related topics:

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