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: Analytics, Data Visualization, Business Analytics, Data Analysis, Interactive Data Visualization, Microsoft PowerPoint, Data Presentation, Presentations, Excel Formulas, Data-Driven Decision-Making, Dashboard, Data Storytelling, Dashboard Creation, Microsoft Excel, Customer Analysis, Data Visualization Software, Data Literacy, Big Data, Oral Expression, Data Cleansing
Beginner · Specialization · 3 - 6 Months

University of Pittsburgh
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Bayesian Statistics, Tool Calling, Database Systems, Data Visualization, Database Design, Generative AI, Large Language Modeling, Database Management, Databases, Supervised Learning, Web Services, Data Ethics, Apache Spark, Time Series Analysis and Forecasting, Database Theory, Unsupervised Learning, Linear Algebra, Technical Communication
Earn a degree
Degree · 1 - 4 Years

Cisco Learning and Certifications
Skills you'll gain: iSCSI Configuration, Data Centers, Network Switches, Data Storage, Data Storage Technologies, Networking Hardware, General Networking, Network Protocols, Interoperability, Virtualization, System Configuration
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Multimodal Prompts, Embeddings, Large Language Modeling, Generative AI, Data Processing, Data Pipelines, Image Analysis, Prompt Engineering, Unstructured Data, Natural Language Processing, Text Mining, Computer Vision, Vector Databases, Data Capture, Sampling (Statistics)
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Data Integration, Social Media Analytics, Extensible Markup Language (XML), Database Management, JSON, Data Processing, Distributed Computing, Data Analysis, Analytics, Scalability, Data Pipelines, Query Languages, Data Cleansing, Dataflow, People Analytics, Data Transformation
Intermediate · Specialization · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Dashboard, Data Transformation, Dashboard Creation, Data Analysis, Excel Formulas, Data Visualization Software, Data Presentation, Data Manipulation
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Qualitative Research, Continuous Quality Improvement (CQI), Quantitative Research, Program Evaluation, Data Collection, Scientific Methods, Data-Driven Decision-Making, Statistical Methods, Statistical Analysis, Systems Of Measurement, Time Series Analysis and Forecasting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Integration, Databases, Data Processing, Data Import/Export, Database Management, Data Manipulation, File I/O, Data Mapping, Dataflow, Software Installation, Data Transformation, Software Versioning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Probability & Statistics, Statistical Hypothesis Testing, Regression Analysis, Statistics, Predictive Modeling, Statistical Programming, Statistical Analysis, Statistical Methods, Data Science, Data Analysis, Statistical Modeling, Histogram, Statistical Visualization, Pandas (Python Package), NumPy, Statistical Inference, Predictive Analytics, Probability, Model Evaluation
Mixed · 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: Bayesian Statistics, Databricks, Sampling (Statistics), Statistical Modeling, Probability, Jupyter, Regression Analysis, Probability & Statistics, Model Evaluation, Statistical Software, Probability Distribution, Data Science, Markov Model, Statistics, Statistical Programming, Statistical Inference, Statistical Methods, Simulations, Data Visualization, Python Programming
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Bash (Scripting Language), Linux Commands, Shell Script, Linux, Linux Administration, Unix Shell, File Management, grep, File Systems, Scripting, Command-Line Interface, File I/O, Scripting Languages, Remote Access Systems, Data Manipulation, Data Processing, Data Management, Development Environment
Intermediate · Course · 1 - 4 Weeks