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.

Skills you'll gain: Dataflow, Serverless Computing, Data Processing, Data Pipelines, Identity and Access Management, Google Cloud Platform, Data Access, Data Security, Containerization, Cloud Platforms, Data Transformation, Data Storage Technologies, Capacity Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Data Visualization, Interactive Data Visualization, Dashboard, Dashboard Creation, Data Visualization Software, Tableau Software, Exploratory Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Oracle Cloud, Oracle Databases, Oracle Cloud Applications, Data Infrastructure, Data Architecture, Data Migration, Database Administration, Database Software, Data Lakes, Database Architecture and Administration, Data Integration, NoSQL, Database Management, Cloud Management, MySQL, Cloud Deployment, Data Security, Security Controls, Machine Learning Methods
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Classification And Regression Tree (CART), Data-Driven Decision-Making, Minitab, Regression Analysis, Descriptive Statistics, Statistical Hypothesis Testing, Case Studies, Business Analytics, Data Visualization, Decision Tree Learning, Predictive Analytics, Estimation, Statistical Visualization, Probability & Statistics, Microsoft Excel, Descriptive Analytics, Statistical Analysis, Data Analysis, Decision Making, Data Literacy
Beginner · Specialization · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Dashboard, Big Data, Data Processing, Dashboard Creation, Data Visualization Software, Apache Hive, Apache Spark, Apache Hadoop, Data Manipulation, SQL, Business Intelligence, Data Integration, Data Analysis, Query Languages, Database Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Manipulation, Data Wrangling, Data Transformation, Time Series Analysis and Forecasting, Data Processing, Pivot Tables And Charts, Text Mining, Data Integration, Data Structures, Analysis, Data Cleansing, Data Preprocessing, Performance Tuning
Advanced · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Dashboard Creation, Data Visualization Software, ChatGPT, Analytics, Interactive Data Visualization, Data Analysis, Python Programming, Generative AI, Debugging
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Google Cloud Platform, Dataflow, Data Pipelines, Data Import/Export, Feature Engineering, Data Lakes, Model Deployment, Real Time Data, Dashboard Creation, Apache Kafka, Tensorflow, Data Governance, Data Warehousing, Apache Spark, Dashboard, Data Infrastructure, Data Architecture, Big Data, Extract, Transform, Load, Unstructured Data
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Looker (Software), Data Visualization Software, Performance Metric, Marketing Analytics, Data Storytelling, Business Reporting, Data Presentation, Trend Analysis, Grafana, Tableau Software, Performance Reporting, Power BI, Time Series Analysis and Forecasting, Descriptive Analytics, Data Sharing, Data Integration, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Numerical Analysis, Advanced Mathematics, Mathematical Theory & Analysis, Mathematical Modeling, Mathematical Software, Data Analysis, Probability, Geometry, Applied Mathematics, Mechanics, Graphing, Scientific Visualization, Spatial Data Analysis, Estimation, Probability & Statistics, Exploratory Data Analysis, Physics
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Ggplot2, R Programming, Plot (Graphics), Data Visualization, Data Manipulation, Statistical Visualization, Statistical Modeling, Data Analysis, Data Science, Statistical Analysis, 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: Time Series Analysis and Forecasting, Data Visualization, Statistical Visualization, Plot (Graphics), Data Preprocessing, Box Plots, Anomaly Detection, Plotly, Exploratory Data Analysis, Data Processing, Descriptive Analytics, Python Programming
Intermediate · Guided Project · Less Than 2 Hours