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.

Microsoft
Skills you'll gain: Microsoft SQL Servers, SQL, Database Design, Transact-SQL, Databases, Database Management Systems, Database Management, Relational Databases, Data Transformation, Data Manipulation, GitHub Copilot, Query Languages, Generative AI, Data Analysis
★ 4.6 (205) · Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Data Preprocessing, Feature Engineering, Data Import/Export, Exploratory Data Analysis, Data Cleansing, Statistical Visualization, Data Literacy, Data Visualization, Data Transformation, Data Analysis, Box Plots, Model Training, Python Programming, Data Science
Advanced · Course · 1 - 3 Months

Skills you'll gain: Query Languages, Business Intelligence, Database Management, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Prioritization, Business Writing, Strategic Decision-Making, Report Writing, Strategic Prioritization, Data Storytelling, Business Priorities, Data Analysis, Product Roadmaps, Writing, Strategic Thinking, Decision Making, Analytical Skills, Strategic Communication, Risk Analysis, Product Improvement, Resource Allocation, Trend Analysis, Project Estimation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Data Integration, Data Processing, Enterprise Application Management, Performance Tuning, Data Manipulation, Data Analysis, Distributed Computing, Data Import/Export, SQL, Analysis, Data Transformation, Program Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Dashboard Creation, Data Visualization, Web Content Accessibility Guidelines, Data Presentation, Data Literacy, Data Visualization Software, Statistical Visualization, Heat Maps, Scatter Plots
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Transformation, Data Wrangling, Data Manipulation, Spreadsheet Software, Business Reporting, Financial Analysis, Financial Data, Data Import/Export, Data Cleansing, Excel Formulas, Microsoft Excel, Budget Management, Trend Analysis, Expense Management, Data Analysis, Financial Reporting, Pivot Tables And Charts, Variance Analysis, Descriptive Analytics, Budgeting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Regression Analysis, Descriptive Statistics, Statistical Hypothesis Testing, Case Studies, Business Analytics, Strategic Decision-Making, Minitab, Analytics, Data Analysis, Statistical Analysis, Probability & Statistics, Microsoft Excel, Descriptive Analytics, Correlation Analysis, Data Analysis Software, Statistical Methods, Analysis, Statistical Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data-Driven Decision-Making
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Data Migration, Microsoft Azure, Data Warehousing, SQL Server Integration Services (SSIS), Microsoft SQL Servers, Cloud Management, Cloud Security, Database Design, Star Schema, Performance Tuning, System Configuration, Transact-SQL, Data Modeling, Cloud Computing Architecture, Extract, Transform, Load, Data Security, Apache Spark, Data Integration, Data Pipelines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Analytical Skills, Analytics, Data Visualization, Scientific Visualization, Trend Analysis, Data-Driven Decision-Making, Business Analytics, Statistical Analysis, Financial Modeling, Data Storytelling, Statistical Modeling, Predictive Modeling, Python Programming, Data Wrangling
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Clinical Informatics, Healthcare Project Management, Health Technology, Change Control, Health Systems, Health Policy, Informatics, Health Care, Health Assessment, Medical Records, Health Care Administration, Healthcare Industry Knowledge, Health Information Management, Clinical Leadership, Health Administration, Decision Intelligence, Decision Support Systems, Solution Design, Data Science
★ 4.4 (1K) · Beginner · Specialization · 3 - 6 Months