Course Content

Learning Statistics with Python

## Learning Statistics with Python

# Population Variance

**Variance**

**Variance** measures how much the numbers deviate from the mean.

Examine the distribution of salaries in our dataset.

**Formula**

The formula varies for the sample and population. In this chapter, we will calculate **population variance**.

**Explanation**

Population variance is calculated by summing the squares of the differences between each data point and the population mean, and then dividing by the number of elements in the population.

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