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.

IBM
Skills you'll gain: Email Security, Cloud Infrastructure, Cloud Platforms, Technical Support, Technical Support and Services, Cloud Computing, Generative AI, Cloud Computing Architecture, Hardware Troubleshooting, IT Service Management, Generative AI Agents, Cloud Services, Cloud Development, Cloud Deployment, Professional Networking, Data Storage, Peripheral Devices, Database Administration, Information Technology, Customer Service
★ 4.7 (13K) · Beginner · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Classification And Regression Tree (CART), Risk Modeling, Decision Tree Learning, Predictive Modeling, Feature Engineering, Statistical Machine Learning, Applied Machine Learning, Random Forest Algorithm, Forecasting, Model Evaluation, Biostatistics, Predictive Analytics, Data Preprocessing, Data Cleansing, Statistical Modeling, Risk Analysis, Machine Learning, Statistical Methods, Statistical Analysis, Deep Learning
★ 4.7 (800) · Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Reinforcement Learning, Machine Learning Methods, Sampling (Statistics), Machine Learning Algorithms, Simulations, Machine Learning, Algorithms, Applied Machine Learning, Statistical Methods, Probability Distribution
★ 4.8 (1.3K) · Intermediate · Course · 1 - 3 Months

McMaster University
Skills you'll gain: Experimentation, Scientific Visualization, Plot (Graphics), Data Visualization, Predictive Modeling, Pareto Chart, Predictive Analytics, Model Optimization, Regression Analysis, A/B Testing, Statistical Modeling, Process Optimization, Statistical Software, Statistical Methods, Analysis, Data Analysis Software, Mathematical Modeling, R Programming, Data Analysis, Statistical Analysis
★ 4.9 (938) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Descriptive Statistics, Data Presentation, Statistical Hypothesis Testing, Statistical Visualization, Regression Analysis, Forecasting, Probability Distribution, Data Visualization Software, Business Analytics, Data Analysis, Statistical Analysis, Statistical Methods, Probability & Statistics, Microsoft Excel, Descriptive Analytics, Statistics, Spreadsheet Software, Predictive Analytics, Predictive Modeling
★ 4.6 (154) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Kubernetes, Google Cloud Platform, Containerization, Prompt Engineering Tools, Infrastructure As A Service (IaaS), Infrastructure Architecture, Cloud Computing Architecture, Cloud Computing, Cloud Solutions, Prompt Patterns, Virtual Machines, Cloud-Native Computing, Terraform, Cloud Applications, Cloud Platforms, Cloud Storage, Prompt Engineering, Cloud Engineering
★ 4.7 (60K) · Intermediate · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Tensorflow, Deep Learning, Keras (Neural Network Library), Convolutional Neural Networks, Model Optimization, Model Training, Artificial Neural Networks, Model Evaluation
★ 4.9 (1.1K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Kubernetes, Cloud Infrastructure, Google Cloud Platform, Prompt Engineering, Application Deployment, Containerization, Prompt Engineering Tools, Infrastructure As A Service (IaaS), Cloud Deployment, Infrastructure Architecture, Cloud Computing Architecture, Cloud Computing, Cloud Solutions, Prompt Patterns, Virtual Machines, CI/CD, Cloud-Native Computing, AI literacy, Generative AI
★ 4.7 (62K) · Intermediate · Professional Certificate · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Qualitative Research, Scientific Methods, Statistical Analysis, Statistical Hypothesis Testing, Research, Science and Research, Research Design, Sampling (Statistics), Research Reports, Interviewing Skills, Data Analysis, Data Collection, Research Methodologies, Probability & Statistics, Social Sciences, Statistical Methods, Regression Analysis, Statistical Inference, Statistics, R Programming
★ 4.6 (8K) · Beginner · Specialization · 3 - 6 Months

Tableau Learning Partner
Skills you'll gain: Requirements Elicitation, Business Analysis, Business Metrics, Stakeholder Analysis, Key Performance Indicators (KPIs), Requirements Analysis, Business Requirements, Stakeholder Management, User Requirements Documents, Business Process, Business Process Modeling, Data Visualization, Process Modeling, Diagram Design, Solution Delivery
★ 4.7 (143) · Beginner · Course · 1 - 4 Weeks

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

University of California, Davis
Skills you'll gain: Prompt Engineering, Generative AI Agents, AI Workflows, Prompt Patterns, Agentic Workflows, Agentic systems, Generative AI, AI literacy, Artificial Intelligence, Responsible AI, Risking, Algorithms
★ 4.7 (207) · Beginner · Course · 1 - 3 Months