The 365 Data Science Blog

Tutorials, articles, career advice, interview tips – everything you need to know about data science.

Recent Posts

How to Perform Sentiment Analysis with Python?

Python Tutorials

How to Perform Sentiment Analysis with Python?

Organizations use sentiment analysis to extract the underlying emotion behind data and improve their products. Learn how to perform this technique in Python.

Most Wanted Data Science Courses of 2022

Trending Topics

Most Wanted Data Science Courses of 2022
How to Use XGBoost and LGBM for Time Series Forecasting?

Python Tutorials

How to Use XGBoost and LGBM for Time Series Forecasting?

Our Picks

How to Perform Sentiment Analysis with Python?

Python Tutorials

How to Perform Sentiment Analysis with Python?
Most Wanted Data Science Courses of 2022

Trending Topics

Most Wanted Data Science Courses of 2022
How to Use XGBoost and LGBM for Time Series Forecasting?

Python Tutorials

How to Use XGBoost and LGBM for Time Series Forecasting?
What Is a Data Cube?

Trending Topics

What Is a Data Cube?
What Is the Difference Between PCA and LDA?

Python Tutorials

What Is the Difference Between PCA and LDA?
How to Build Customer Segmentation Models in Python?

Python Tutorials

How to Build Customer Segmentation Models in Python?
Top 5 Uses of Data Science in Marketing

Trending Topics

Top 5 Uses of Data Science in Marketing
Data Visualization in Tableau: A Guide to Chart Types

Tableau Tutorials

Data Visualization in Tableau: A Guide to Chart Types
How to Deploy Machine Learning Models with Python & Streamlit?

Machine Learning Tutorials

How to Deploy Machine Learning Models with Python & Streamlit?
How to Find a Data Science Job if You Don’t Have a Data Science Degree?

Career Guides

How to Find a Data Science Job if You Don’t Have a Data Science Degree?
Top 10 Machine Learning Interview Questions and Answers

Job Interview Tips

Top 10 Machine Learning Interview Questions and Answers
How to Build a Data Science Portfolio That Stands Out?

Career Advice

How to Build a Data Science Portfolio That Stands Out?
How to Choose the Right Data Science Course for You in 3 Easy Steps?

Trending Topics

How to Choose the Right Data Science Course for You in 3 Easy Steps?
Best Data Science Jobs in 2022

Trending Topics

Best Data Science Jobs in 2022
How to Design a Poster for Your Data Science Project?

Trending Topics

How to Design a Poster for Your Data Science Project?
Data Science: How Will It Shape the Future of Business?

Trending Topics

Data Science: How Will It Shape the Future of Business?
How to Convert Float to Int in Python?

Python Tutorials

How to Convert Float to Int in Python?
The Ultimate NumPy Tutorial (With Code!)

Python Tutorials

The Ultimate NumPy Tutorial (With Code!)
The History of Data: From Ancient Times to Modern Day

Trending Topics

The History of Data: From Ancient Times to Modern Day
New Course! A/B Testing in Python

News

New Course! A/B Testing in Python
How to Land a Job as a Tableau Developer?

Career Guides

How to Land a Job as a Tableau Developer?
5 Reasons to Learn Data Science Online During the Summer

Career Advice

5 Reasons to Learn Data Science Online During the Summer
How to Build a Predictive Model in Python?

Python Tutorials

How to Build a Predictive Model in Python?
How to Transition Your Career into Data Science: A Step-by-Step Guide

Career Advice

How to Transition Your Career into Data Science: A Step-by-Step Guide
New Course! Machine Learning with Support Vector Machines

News

New Course! Machine Learning with Support Vector Machines
Best Free Data Science Resources for Beginners (with Download Links!)

Career Advice

Best Free Data Science Resources for Beginners (with Download Links!)
How to Perform LDA in Python with sk-learn?

Python Tutorials

How to Perform LDA in Python with sk-learn?
A Beginner’s Guide to Data Analysis in Python

Python Tutorials

A Beginner’s Guide to Data Analysis in Python
How to Become a Freelance Data Scientist in 2022: A Comprehensive Guide

Career Guides

How to Become a Freelance Data Scientist in 2022: A Comprehensive Guide
What Is the Future of Machine Learning?

Trending Topics

What Is the Future of Machine Learning?
Top 10 Machine Learning Project Ideas in 2022

Machine Learning Tutorials

Top 10 Machine Learning Project Ideas in 2022
How to Find Great Data Science Jobs in 2022?

Career Advice

How to Find Great Data Science Jobs in 2022?
Machine Learning with Naïve Bayes with Hristina Hristova

News

Machine Learning with Naïve Bayes with Hristina Hristova
10 Best Python Books for Beginners and Skilled Programmers

Python Tutorials

10 Best Python Books for Beginners and Skilled Programmers
Best Free Public Datasets to Use in Python

Python Tutorials

Best Free Public Datasets to Use in Python
Top 10 Free Dataset Resources for Data Science Projects

Trending Topics

Top 10 Free Dataset Resources for Data Science Projects
Jupyter Notebook Tutorial for Data Science Beginners

Python Tutorials

Jupyter Notebook Tutorial for Data Science Beginners
How to Learn Python for Data Science in 2022

Python Tutorials

How to Learn Python for Data Science in 2022
Best Python Libraries for Data Science in 2022

Python Tutorials

Best Python Libraries for Data Science in 2022
Data Types: The Complete Guide for Beginners (2022)

Trending Topics

Data Types: The Complete Guide for Beginners (2022)
4 Essential Python Projects for Beginners (with Code!)

Python Tutorials

4 Essential Python Projects for Beginners (with Code!)
How to Analyze Financial Data with Monte Carlo Simulation?

Python Tutorials

How to Analyze Financial Data with Monte Carlo Simulation?
Conditional Probability Explained (with Formulas and Real-life Examples)

Statistics Tutorials

Conditional Probability Explained (with Formulas and Real-life Examples)
New Course! Linear Algebra and Feature Selection with Aleksandar Samsiev

News

New Course! Linear Algebra and Feature Selection with Aleksandar Samsiev
Free Month! Get Full Access to All Courses on Our Newly Redesigned Platform

News

Free Month! Get Full Access to All Courses on Our Newly Redesigned Platform
Introducing the New 365 Data Science Website

News

Introducing the New 365 Data Science Website
New Course! AI Applications for Business Success with Horia Margarit

News

New Course! AI Applications for Business Success with Horia Margarit
New Course! Data Literacy with Olivier Maugain

News

New Course! Data Literacy with Olivier Maugain
Overfitting vs. Underfitting: What Is the Difference?

Machine Learning Tutorials

Overfitting vs. Underfitting: What Is the Difference?
What Is Cross-Entropy Loss?

Machine Learning Tutorials

What Is Cross-Entropy Loss?
Types of Machine Learning

Machine Learning Tutorials

Types of Machine Learning
What Is Cluster Analysis?

Machine Learning Tutorials

What Is Cluster Analysis?
What Are the Best Python Jobs to Pursue in 2021?

Python Tutorials

What Are the Best Python Jobs to Pursue in 2021?
What Is Machine Learning (Explained in 5 Minutes)

Trending Topics

What Is Machine Learning (Explained in 5 Minutes)
What Is Data Science? (Explained in 5 Minutes)

Trending Topics

What Is Data Science? (Explained in 5 Minutes)
New Course! SQL for Data Science Interviews with Tina Huang

News

New Course! SQL for Data Science Interviews with Tina Huang
New Course! Dates and Times in Python

News

New Course! Dates and Times in Python
New Course! Fashion Analytics with Tableau

News

New Course! Fashion Analytics with Tableau
New Course! Data Strategy with Bernard Marr

News

New Course! Data Strategy with Bernard Marr
Top 10 Data Visualization Project Ideas 2021

Trending Topics

Top 10 Data Visualization Project Ideas 2021
Learning Python Programming - Everything You Should Know

Python Tutorials

Learning Python Programming - Everything You Should Know
Starting a Career in Data Science: The Ultimate Guide

Career Guides

Starting a Career in Data Science: The Ultimate Guide
18 Data Science Consulting Companies Hiring Now

Career Guides

18 Data Science Consulting Companies Hiring Now

Join 2M Students

Start your data science career today for Free

users-group

Start Your Career
413,000+ Reviews
Hypothesis Testing with Z-Test: Significance Level and Rejection Region

Statistics Tutorials

Hypothesis Testing with Z-Test: Significance Level and Rejection Region
Hypothesis Testing: Null Hypothesis and Alternative Hypothesis

Statistics Tutorials

Hypothesis Testing: Null Hypothesis and Alternative Hypothesis
What is the Student's T Distribution?

Statistics Tutorials

What is the Student's T Distribution?
What Is the Difference Between Point Estimate and Confidence Interval

Statistics Tutorials

What Is the Difference Between Point Estimate and Confidence Interval
Getting Familiar with the Central Limit Theorem and the Standard Error

Statistics Tutorials

Getting Familiar with the Central Limit Theorem and the Standard Error
Obtaining Standard Normal Distribution Step-By-Step

Statistics Tutorials

Obtaining Standard Normal Distribution Step-By-Step
What Is Normal Distribution?

Statistics Tutorials

What Is Normal Distribution?
Probability Distribution: Understanding Discrete Uniform Distribution

Statistics Tutorials

Probability Distribution: Understanding Discrete Uniform Distribution
Calculating and Using Covariance and Linear Correlation Coefficient

Statistics Tutorials

Calculating and Using Covariance and Linear Correlation Coefficient
Measuring Asymmetry with Skewness

Statistics Tutorials

Measuring Asymmetry with Skewness
Introduction to the Measures of Central Tendency

Statistics Tutorials

Introduction to the Measures of Central Tendency
Visualizing Data with Contingency Tables and Scatter Plots

Statistics Tutorials

Visualizing Data with Contingency Tables and Scatter Plots
How to Visualize Numerical Data with Histograms

Statistics Tutorials

How to Visualize Numerical Data with Histograms
Visualizing Data with Bar, Pie and Pareto Charts

Statistics Tutorials

Visualizing Data with Bar, Pie and Pareto Charts
Introducing Levels of Measurement

Statistics Tutorials

Introducing Levels of Measurement