Tag: Matplotlib

How to Plot a Bar Graph in Matplotlib: The Easy Way

A bar graph or bar chart is one of the most common visualization types and is very easy to create in Matplotlib. All we need to do is write one short line of Python code. However, if we want to create an informative, easily readable bar plot that efficiently reveals the story behind the data, […]

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Comical Data Visualization in Python Using Matplotlib

How to make comical visualizations in Matplotlib? Explained using a Netflix Movie and TV Show dataset. Data visualization is a great way to tell a story. You can easily absorb information and identify patterns in data. One of our students decided to create a data visualization in Python using Matplotlib to understand the different types […]

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How Much Have You Spent on Amazon? Analyzing Amazon Data

How much have I spent on Amazon? That’s a scary question, but if you want to know the answer, here’s how you can find it…and a lot more!

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Tutorial: Advanced For Loops in Python

If you’ve already mastered the basics of iterating through Python lists, take it to the next level and learn to use for loops in pandas, numpy, and more!

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Data Science Portfolio Project: Where to Advertise an E-learning Product

At Dataquest, we strongly advocate portfolio projects as a means of getting a first data science job. In this blog post, we’ll walk you through an example portfolio project. The project is part of our Statistics Intermediate: Averages and Variability course, and it assumes familiarity with: Sampling (populations, samples, sample representativity) Frequency distributions Box plots […]

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Data Science Portfolio Project: Is Fandango Still Inflating Ratings?

At Dataquest, we strongly advocate portfolio projects as a means of getting your first data science job. In this blog post, we’ll walk you through an example portfolio project. The project is part of our Statistics Fundamentals course, and it assumes some familiarity with: Sampling (simple random sampling, populations, samples, parameters, statistics) Variables Frequency distributions […]

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Adding Axis Labels to Plots With pandas

Pandas plotting methods provide an easy way to plot pandas objects. Often though, you’d like to add axis labels, which involves understanding the intricacies of Matplotlib syntax. Thankfully, there’s a way to do this entirely using pandas. Let’s start by importing the required libraries: import pandas as pd import numpy as np import matplotlib.pyplot as […]

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Building a Data Science Blog for Your Portfolio

Data science blogs provide an ideal forum to show off your work in job applications and to the public. Learn to build one with Pelican, Jupyter Notebook, and Github pages.

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Building a Data Science Portfolio: Storytelling with Data

This is the first in a series of posts on how to build a Data Science Portfolio. You can find links to the other posts in this series at the bottom of the post. Data science companies are increasingly looking at portfolios when making hiring decisions. One of the reasons for this is that a […]

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Matplotlib tutorial: Plotting tweets mentioning Trump, Clinton, and Sanders

Analyzing Tweets with Pandas and Matplotlib Python has a variety of visualization libraries, including seaborn, networkx, and vispy. Most Python visualization libraries are based wholly or partially on matplotlib, which often makes it the first resort for making simple plots, and the last resort for making plots too complex to create in other libraries. In […]

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Tutorial: Working with Large Data Sets using Pandas and JSON in Python

In this Python programming and data science tutorial, learn to work with with large JSON files in Python using the Pandas library.

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Tutorial: Comparing 7 Tools For Data Visualization in Python

Learn how seven Python data visualization tools can be used together to perform exploratory data analysis and aid in data viz tasks.

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Data Scientist Interview: Benjamin Root

Benjamin Root is a contributor to the Matplotlib data visualization library and focuses on improving documentation as well as the mplot3d toolkit within Matplotlib.

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Tutorial: Learn Python Programming and Machine Learning

In this tutorial, we’ll guide you through the basic principles of machine learning, and how to get started with machine learning with Python.

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Tutorial: K-Means Clustering US Senators

Learn to use K-means clustering in Python with this free tutorial that walks you through how to plot members of the US Senate.

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