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.

Whizlabs
Skills you'll gain: Extract, Transform, Load, AWS Kinesis, Amazon Redshift, Data Pipelines, Amazon Web Services, Business Intelligence, Data Integration, Data Lakes, Apache Kafka, Business Intelligence Software, Data Governance, Dashboard, Data Cleansing, Dashboard Creation, Real Time Data, Data Transformation, Big Data, Data Processing, Analytics, Amazon S3
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Neurology, Medical Imaging, Anatomy, Image Analysis, Data Analysis, Correlation Analysis, Data Manipulation, R (Software), Radiology, Experimentation, Research Design, Statistical Analysis, Image Quality, Psychology, Advanced Analytics, Network Analysis, R Programming, Statistical Methods, Statistics
★ 4.7 (3.3K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI literacy, Product Planning, Generative AI, Artificial Intelligence, AI Personalization, Google Workspace
★ 4.8 (1.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Model Optimization, Keras (Neural Network Library), Deep Learning, Convolutional Neural Networks, Reinforcement Learning, Transfer Learning, Autoencoders, Generative AI, Unsupervised Learning, Tensorflow, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Generative Adversarial Networks (GANs), Generative Model Architectures, Model Training, Logistic Regression, Image Analysis, Applied Machine Learning, Regression Analysis
★ 4.5 (4.3K) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Time Series Analysis and Forecasting, Exploratory Data Analysis, Financial Forecasting, Model Evaluation, Forecasting, Regression Analysis, Feature Engineering, Data Preprocessing, Advanced Analytics, Statistical Analysis, Predictive Modeling, Predictive Analytics, Correlation Analysis, Analytics, Analysis, Data Modeling, Finance, Business, Performance Analysis, Decision Making
★ 4.7 (65) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Retrieval-Augmented Generation, Generative AI, PyTorch (Machine Learning Library), Prompt Patterns, Generative AI Agents, Fine-tuning, Vector Databases, LLM Application, Generative Model Architectures, Generative Adversarial Networks (GANs), Embeddings, Natural Language Processing, Tool Calling, Hugging Face, Model Optimization, Reinforcement Learning, Transfer Learning, Data Pipelines
★ 4.6 (1.1K) · Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Data Analysis Expressions (DAX), Key Performance Indicators (KPIs), Power BI, Earned Value Management, Business Metrics, Project Performance, Performance Measurement, Customer Analysis, Marketing Analytics, Performance Metric, Project Controls, Performance Analysis, Customer Insights, Business Intelligence, Business Analytics, Data Visualization, Interactive Data Visualization, Data Analysis, Business Analysis, Operations Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Presentations, Rmarkdown, Data Presentation, Data Cleansing, Data Visualization, Ggplot2, Data Validation, Spreadsheet Software, Data Visualization Software, Data Ethics, Data Analysis, Interactive Data Visualization, Data-Driven Decision-Making, Tableau Software, Data Processing, Dashboard, Stakeholder Communications, Dashboard Creation, File Management
★ 4.8 (12K) · Beginner · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Unsupervised Learning, Applied Machine Learning, Responsible AI, Data Ethics, Machine Learning, Supervised Learning, Artificial Intelligence, Reinforcement Learning, Artificial Neural Networks, Deep Learning, Anomaly Detection, Dimensionality Reduction
★ 4.9 (5.7K) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Product Strategy, Responsible AI, Data Ethics, AI Enablement, Applied Machine Learning, Artificial Intelligence, AI literacy, Machine Learning, Data Science, AI Integrations, Deep Learning, Artificial Neural Networks
★ 4.8 (53K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Key Performance Indicators (KPIs), Power BI, Earned Value Management, Business Metrics, Project Performance, Performance Measurement, Customer Analysis, Marketing Analytics, Performance Metric, Project Controls, Performance Analysis, Customer Insights, Business Intelligence, Customer Retention, Operational Efficiency, Project Accounting, Data Analysis, Business Analysis, Business Operations
Beginner · Course · 1 - 3 Months

Sage Publications
Skills you'll gain: SPSS, SPSS (Software), Social Sciences, Political Sciences, Data Entry, Data Literacy, Research, Descriptive Statistics, Research Methodologies, Data Analysis, Science and Research, Statistical Analysis, Statistical Methods, Research Design, Statistical Software, Statistics, Quantitative Research, International Relations, Data Visualization, Statistical Inference
Beginner · Course · 1 - 4 Weeks