Otavio

“The learning paths on Dataquest are incredible. They give you a direction through the learning process – you don’t have to guess what to learn next.”

Otávio Silveira

Data Analyst @ Hortifruti

Overview of Python courses

Machine learning is changing how businesses work and opening up new career paths for data professionals. From recommendation systems that power Netflix and Amazon to fraud detection in banking, machine learning algorithms are behind many of the smart systems we interact with daily. If you want to advance your career in data science or transition into this exciting field, learning machine learning online gives you the skills to build predictive models and extract insights from data.

This machine learning course is designed for learners with fundamental Python skills who are ready to build data science applications. You’ll start by understanding what machine learning is, the difference between supervised and unsupervised learning, and how these approaches solve different types of business problems. From there, you’ll implement your first algorithms and see how they make predictions from data.

Machine learning is changing how businesses work and opening up new career paths for data professionals. From recommendation systems that power Netflix and Amazon to fraud detection in banking, machine learning algorithms are behind many of the smart systems we interact with daily. If you want to advance your career in data science or transition into this exciting field, learning machine learning online gives you the skills to build predictive models and extract insights from data.

This machine learning course is designed for learners with fundamental Python skills who are ready to build data science applications. You’ll start by understanding what machine learning is, the difference between supervised and unsupervised learning, and how these approaches solve different types of business problems. From there, you’ll implement your first algorithms and see how they make predictions from data.

You’ll learn the core machine learning algorithms that form the foundation of data science work: k-nearest neighbors for classification, k-means for clustering, linear regression for predicting continuous values, and logistic regression for binary classification. Each algorithm teaches you different aspects of how machines learn from data and make predictions.

The courses cover both supervised machine learning (where you train models on labeled data) and unsupervised machine learning (where you find patterns in unlabeled data). You’ll understand when to use each approach and how to evaluate whether your models are performing well on new data.

You’ll also learn advanced techniques like gradient descent, which shows you how algorithms actually improve their predictions through iteration. Decision trees and random forests will teach you about ensemble methods that combine multiple models for better performance.

Our machine learning training emphasizes practical implementation throughout. You’ll write code to build algorithms from scratch, then learn to use professional tools like scikit-learn to build models more efficiently. This combination gives you both theoretical understanding and practical skills employers value.

The courses include realistic projects where you’ll apply your machine learning Python skills to solve real problems: predicting heart disease risk, segmenting customers for marketing, and forecasting insurance costs. These projects demonstrate how data science machine learning techniques create value for organizations.

By completing this machine learning certification path, you’ll have hands-on experience with the core algorithms and techniques used by data scientists. You’ll earn a machine learning certificate that shows employers you can build, evaluate, and optimize predictive models—skills that companies are really looking for right now.

Python skills you’ll learn

  • Understanding the core mathematical concepts behind machine learning
  • Identifying applications of supervised and unsupervised machine learning models
  • Using algorithms such as linear regression, logistic regression and gradient descent
  • Applying optimization methods to improve your models

Outline of Python courses:

Machine Learning In Python [7 courses]

Course 1: Introduction to Supervised Machine Learning in Python 8h

Develop a supervised machine learning workflow for classification by training, evaluating, and tuning models with scikit-learn on real-world datasets.
Course Objectives

Course 2: Introduction to Unsupervised Machine Learning in Python 6h

Apply unsupervised machine learning techniques by building, evaluating, and interpreting k-means models to segment and explore unlabeled data.
Course Objectives

Course 3: Linear Regression Modeling in Python 4h

Model and interpret relationships between variables by constructing, evaluating, and applying linear regression for inference and prediction.
Course Objectives

Course 4: Gradient Descent Modeling in Python 3h

Optimize machine learning models by implementing and applying gradient descent techniques to efficiently train and improve predictive performance.
Course Objectives

Course 5: Logistic Regression Modeling in Python 4h

Classify and interpret categorical outcomes by constructing, evaluating, and applying logistic regression models for inference and prediction.
Course Objectives

Course 6: Decision Tree and Random Forest Modeling in Python 6h

Apply decision trees and random forest models to solve classification and regression problems while producing interpretable, high-performing predictions.
Course Objectives

Course 7: Optimizing Machine Learning Models in Python 4h

Improve machine learning model performance by applying optimization techniques such as cross-validation, regularization, and feature engineering in Python.
Course Objectives

Python projects you'll build:

Predicting Heart Disease

For this project, we’ll take on the role of a data scientist at a healthcare solutions company to build a model that predicts a patient’s risk of developing heart disease based on their medical data.

Credit Card Customer Segmentation

For this project, we’ll play the role of a data scientist at a credit card company to segment customers into groups using K-means clustering in Python, allowing the company to tailor strategies for each segment.

Predicting Insurance Costs

For this project, you’ll step into the role of a data analyst tasked with developing a model to predict patient medical insurance costs based on demographic and health data.

Stochastic Gradient Descent on Linear Regression

For this project, we’ll step into the role of data scientists aiming to predict the optimal time to go to the gym to avoid crowds. We’ll build a stochastic gradient descent linear regression model using Python.

Classifying Heart Disease

For this project, you’ll assume the role of a medical researcher aiming to develop a logistic regression model to predict heart disease in patients based on their clinical characteristics.

Plus 2 more projects

Build your project portfolio with the Machine Learning in Python path.
Certificate image

Earn your Machine Learning in Python Certificate

Add this Python certificate to your resume or LinkedIn to showcase your skills and stand out in job applications.

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