Tag: Python

Tutorial: Why Functions Modify Lists and Dictionaries in Python

In this beginner Python tutorial, we’ll take a look at mutable and immutable data types, and learn how to keep dictionaries and lists from being modified by our functions.

New Course: Learn Data Cleaning with Python and Pandas

Data cleaning might not be the reason you got interested in data science, but if you’re going to be a data scientist, no skill is more crucial. Learn how to clean data with Python and pandas in our new course.

Data Science Project: Profitable App Profiles for App Store and Google Play

Learn to do a complete data analysis project using only basic Python to find out what genre of apps an app developer should focus on.

Python Dictionary Tutorial: Analyze Craft Beer with Dictionaries

Learn to use Python dictionaries to store, sort, and access data in this in-depth tutorial analyzing craft beer data to master dictionary techniques.

Tutorial: Understanding Regression Error Metrics in Python

Error metrics are short and useful summaries of the quality of our data. We dive into four common regression metrics and discuss their use cases.

Tutorial: Basic Statistics in Python — Probability

Explore statistics for data science by learning probability is, normal distributions, and the z-score — all within the context of analyzing wine data.

An In-Depth Style Guide for Data Science Projects

Data science projects are becoming more important in the world of data analysis, so it’s important to understand best practices and styles for data science projects.

Tutorial: Basic Statistics in Python — Descriptive Statistics

Learn how to do descriptive statistics in Python with this in-depth tutorial that covers the basics (mean, median, and mode) and more advanced topics.

Tutorial: Python Functions and Functional Programming

Learn about functions in Python and master the basics of functional Python programming in this in-depth tutorial for data scientists and programmers.

Tutorial: Learning Curves for Machine Learning in Python

This Python data science tutorial uses a real-world data set to teach you how to diagnose and reduce bias and variance in machine learning.

Tutorial: Concatenation (Combining Data Tables) with Pandas and Python

In this tutorial, we walk through several methods of combining data tables (concatenation) using pandas and Python, working with labor market data.

Tutorial Using Excel with Python and Pandas

In this tutorial, we’ll learn to work with Excel files in Python using pandas — everything from setting up your computer to moving and visualizing data.

How to Generate FiveThirtyEight Graphs in Python

If you read data science articles, you may have already stumbled upon FiveThirtyEight’s content. Naturally, you were impressed by their awesome visualizations. You wanted to make your own awesome visualizations and so asked Quora and Reddit how to do it. You received some answers, but they were rather vague. You still can’t get the graphs […]

Tutorial: Using Pandas with Large Data Sets in Python

Python and pandas work together to handle huge data sets with ease. Learn how to harness their power in this in-depth tutorial.