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.

Google Cloud
Skills you'll gain: Exploratory Data Analysis, Data Visualization, Dashboard Creation, Data Visualization Software, Dashboard, Interactive Data Visualization, Data Analysis, Google Analytics, Data Integration
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Statistical Visualization, Dashboard, Data Visualization Software, Dashboard Creation, Looker (Software), Data Literacy, Health Informatics, Technical Communication, Spatial Data Analysis, Data Analysis, Health Technology, Geospatial Mapping, Health Care, Web Content Accessibility Guidelines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Qualitative Research, Market Research, Quantitative Research, Data-Driven Decision-Making, Benchmarking, Data Presentation, Descriptive Statistics, Competitive Analysis, Analytical Skills, Brand Awareness, Research Design, Market Dynamics, Data Collection, Data Literacy, Data Analysis, ChatGPT, Data Analysis Software, Microsoft Excel, R Programming
Intermediate · Specialization · 3 - 6 Months

Tsinghua University
Skills you'll gain: Data Structures, System Design and Implementation, Algorithms, Computer Programming
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Analytics, Dashboard Creation, Marketing Budgets, Dashboard, Data-Driven Marketing, Regression Analysis, Marketing Effectiveness, Data-Driven Decision-Making, Statistical Reporting, Data Literacy, Analytics, Statistical Analysis, Statistical Methods, Marketing Strategies, Data Presentation, Data Analysis, Return On Investment, Data Visualization, Data Storytelling, Budgeting
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: R Programming, R (Software), Plot (Graphics), Data Visualization, Statistical Visualization, Statistical Modeling, Data Analysis, Data Science, Statistical Analysis, Data Import/Export, Statistical Machine Learning, Machine Learning Methods, Machine Learning, Decision Tree Learning, Machine Learning Algorithms, Regression Analysis, Data Structures, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: SPSS (Software), SPSS, Statistical Hypothesis Testing, Correlation Analysis, Data Visualization, Descriptive Statistics, Advanced Analytics, Statistical Visualization, Data Analysis, Regression Analysis, Descriptive Analytics, Statistical Analysis, Statistical Reporting, Statistical Software, Data-Driven Decision-Making, Exploratory Data Analysis, Data Analysis Software, Statistical Methods, Statistical Inference, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Data Presentation, Business Analysis, Data Analysis, Query Languages, Databases
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Business Requirements, Financial Data, Data Modeling, Financial Analysis, Data Visualization Software, Time Series Analysis and Forecasting, Data Visualization, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Algorithms, Graph Theory, Data Structures, Computer Programming, C++ (Programming Language), Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Data Pipelines, Apache Spark, Dashboard Creation, Dashboard, Interactive Data Visualization, Data Processing, Real Time Data, Natural Language Processing, Distributed Computing, Deep Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Generative AI, Data Ethics, Prompt Engineering, Interactive Data Visualization, Plotly, Responsible AI, Data Visualization Software, Data-Driven Decision-Making, Matplotlib, AI literacy, Seaborn, Automation
Intermediate · Course · 1 - 4 Weeks