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.
Madecraft
Skills you'll gain: Business Analytics, Analytics, Data Analysis, Dashboard Creation, Dashboard, Business Intelligence, Marketing Analytics, Analytical Skills, Analysis, Data-Driven Decision-Making, Data Presentation, Excel Formulas, Data Literacy, Data Visualization, Business Analysis, Microsoft Excel, Predictive Analytics, Key Performance Indicators (KPIs), Descriptive Analytics, Statistical Reporting
Beginner · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Business Analytics, Data-Driven Decision-Making, Data Strategy, Data Storytelling, Business Intelligence, Dashboard, Strategic Thinking, Strategic Decision-Making, Business Strategies, Data Presentation, Smart Goals, Business Metrics, Business Priorities, Performance Measurement, Key Performance Indicators (KPIs), Data Analysis, Interactive Data Visualization, Data Visualization, Stakeholder Communications, Data Quality
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Machine Learning Methods, Supervised Learning, Classification Algorithms, Decision Tree Learning, Data Science, Machine Learning Algorithms, Data Analysis, Machine Learning, Correlation Analysis, Bayesian Network, Algorithms, Artificial Neural Networks, Model Evaluation
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Data-Driven Marketing, Spreadsheet Software, Campaign Management, Marketing Channel, Microsoft Excel, Looker (Software), Marketing Analytics, Data Storytelling, Data Quality, Data Cleansing, Performance Reporting, Snowflake Schema, Excel Formulas, Pivot Tables And Charts, Data Visualization, Key Performance Indicators (KPIs), Data Modeling, SQL, Business Intelligence
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Relational Databases, SQL, Star Schema, PostgreSQL, Database Design, Database Theory, Database Development, Query Languages, Databases, Data Import/Export, Database Systems, Analytics, Database Management, Statistical Programming, Operational Databases, Data Manipulation, Data Modeling, Business Analytics, Data Warehousing, Data Analysis
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Business Metrics, Scatter Plots, Key Performance Indicators (KPIs), Data Analysis, Performance Metric, Performance Analysis, Analytical Skills, Trend Analysis, Statistical Analysis, Business Analysis, Plot (Graphics), Regression Analysis, Quantitative Research, Probability & Statistics, Statistical Methods, Data Visualization, Data Presentation, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Generative AI, Matplotlib, Data Literacy, Prompt Engineering, Power BI, Excel Formulas, Microsoft Excel, Plotly, Plot (Graphics), Data Ethics, Data Presentation, Pivot Tables And Charts, Data Visualization Software, Generative Model Architectures, Data Analysis, Statistical Analysis, Scientific Visualization, Microsoft Copilot, Data Cleansing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Wrangling, JSON, Data Structures
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Social Media Analytics, Analytical Skills, Data Ethics, Predictive Modeling, Model Evaluation, Unsupervised Learning, Natural Language Processing, Predictive Analytics, Regression Analysis, Data Mining, Data Science, Social Media, Text Mining, Anomaly Detection, Business Analytics, Decision Tree Learning, Advanced Analytics, Big Data, Analytics, Supervised Learning
Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Text Mining, Unstructured Data, Data Analysis, Exploratory Data Analysis, Data Visualization, Data Preprocessing, Data Presentation, Data Visualization Software, Model Evaluation, Natural Language Processing, Technical Writing, Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: Pharmaceuticals, Drug Development, Clinical Research, Clinical Trials, Statistical Analysis, Data Analysis, Statistical Methods, Health Policy, Data Science, Epidemiology, Data Integration, Healthcare Industry Knowledge, Data Quality
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Serverless Computing, Amazon CloudWatch, Data Pipelines, Data Engineering, Amazon Web Services, Extract, Transform, Load, Data Transformation, Data Processing, Amazon S3, Site Reliability Engineering, Cloud Computing, Amazon DynamoDB, Event Monitoring, Cloud Storage, Data Preprocessing, AWS Identity and Access Management (IAM), Cloud Security, Continuous Monitoring, Performance Metric, Security Management
Beginner · Course · 1 - 4 Weeks