### Introduction to Statistics for Data Science

The first step of every statistical analysis you will perform is to determine whether the dataset you are dealing with is a population or a sample. As you might recall, a population is a collection of all items of interest in your study whereas a sample is a subset of data points from that population.

Source: medium.com/diogo-menezes-borges/introduction-to-statistics-for-data-science-a67a3199dcd4