# Mode

## Definition of Mode

Mode: Mode is a statistical measure of the typical value of a data set. It is calculated by taking the sum of the data values and dividing by the number of data points. Mode is most useful when dealing with nominal data.

## How is Mode used?

Mode is a central measure of statistical dispersion used to describe data sets by finding the most frequently occurring value within a set of data. This concept is used in applied mathematics and statistics, as well as in machine learning and data science. For example, mode can be used to compute the median of a dataset, which is defined as the value that occurs most often in a set of numbers. It is also commonly used in descriptive statistics to describe the characteristics of datasets. In machine learning and data science, mode is used to identify potential outliers or trends within datasets. For example, if there are multiple values with an equal frequency of occurrence, then it might be necessary to examine whether one value is more prevalent than the others. Mode can also help determine relationships between variables within datasets and may even be useful for clustering analysis. Additionally, some machine learning algorithms rely on mode as part of their feature selection process in order to identify significant patterns and relationships between different attributes within a dataset.