Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Duke University
Skills you'll gain: Deep Learning, Model Evaluation, Unsupervised Learning, Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Artificial Neural Networks, Decision Tree Learning, Model Training, Computer Vision, Logistic Regression, Supervised Learning, Machine Learning Algorithms, Natural Language Processing, Data Science, Predictive Analytics
★ 4.7 (862) · Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Model Evaluation, Keras (Neural Network Library), Data Ethics, Image Analysis, AI Personalization, Model Training, Convolutional Neural Networks, Model Optimization, Machine Learning, Applied Machine Learning, Feature Engineering, Computer Vision, Machine Learning Methods, Supervised Learning, Data Preprocessing, Program Evaluation, Unsupervised Learning, Python Programming, Data Science, Algorithms
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Regression Analysis, Statistical Methods, Correlation Analysis, Statistical Hypothesis Testing, Statistical Inference, Statistical Modeling, Statistical Analysis, Probability & Statistics, Statistics, Predictive Modeling, Analysis, Predictive Analytics, Exploratory Data Analysis, Scatter Plots, Model Evaluation, Estimation, Data Literacy, Sampling (Statistics), Anomaly Detection
Mixed · Course · 1 - 3 Months

Taipei Medical University
Skills you'll gain: Bioinformatics, Informatics, Model Training, Machine Learning Algorithms, Supervised Learning, Feature Engineering, Technical Communication, Machine Learning Methods, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Applied Machine Learning, AI Workflows, Random Forest Algorithm, Artificial Intelligence, Predictive Modeling, Molecular Biology, Natural Language Processing, Biology, Data Analysis
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Generative AI, Generative Model Architectures, PyTorch (Machine Learning Library), Deep Learning, Convolutional Neural Networks, Responsible AI, Data Ethics, Model Training, Model Evaluation
★ 4.7 (2K) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Bioinformatics, Molecular Biology, Data Structures, Python Programming, Data Analysis, Algorithms
★ 4.7 (937) · Mixed · Course · 1 - 4 Weeks

British Standards Institution
Skills you'll gain: Risking, Statistical Methods, Data Ethics, Model Evaluation, Vulnerability Assessments, Statistical Hypothesis Testing, Performance Testing, Verification And Validation, Statistical Analysis, Decision Intelligence, Artificial Intelligence, Artificial Neural Networks, Supervised Learning, Ethical Standards And Conduct, Continuous Monitoring, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Performance Analysis, Law, Regulation, and Compliance, Probability & Statistics
Intermediate · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Engineering Software, Software Engineering, Application Design, Prompt Engineering, Systems Engineering, Generative AI Agents, No-Code Development, Application Development, LLM Application, Product Requirements, Development Testing, AI Workflows, AI literacy, Software Testing, Verification And Validation, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Generative AI, ChatGPT
Beginner · Course · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Deep Learning, Transfer Learning, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Model Optimization, Machine Learning Methods, Image Analysis, Applied Machine Learning, Autoencoders, Model Training, Regression Analysis, Network Architecture, Natural Language Processing, Machine Learning
★ 4.7 (2.1K) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, R (Software), Plot (Graphics), Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Wrangling, Data Visualization, Data Preprocessing, Technical Documentation, Unit Testing, Data Cleansing, Object Oriented Programming (OOP), Object Oriented Design
★ 4.2 (1.5K) · Beginner · Specialization · 3 - 6 Months

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Deep Learning, Image Analysis, Convolutional Neural Networks, Exploratory Data Analysis, Feature Engineering, Tensorflow, Model Training, Predictive Modeling, Transfer Learning, Applied Machine Learning, Machine Learning Methods, Application Development, Predictive Analytics, Model Evaluation, Machine Learning, Network Model, Analytics, Network Architecture, Design
Beginner · Specialization · 1 - 3 Months