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.

DeepLearning.AI
Skills you'll gain: Probability & Statistics, Statistical Analysis, Statistics, Data Visualization, Statistical Hypothesis Testing, Descriptive Statistics, Data Analysis, Statistical Methods, Probability Distribution, Correlation Analysis, Statistical Inference, Sampling (Statistics), Large Language Modeling, LLM Application
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Big Data, Machine Learning Algorithms, NoSQL, Deep Learning, Statistical Analysis, Data Visualization, Data Analysis, Apache Hadoop, Exploratory Data Analysis, Apache Kafka, Apache Spark, Generative AI, Data Cleansing, Analytics, Real Time Data, Apache Cassandra, Image Analysis, Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Wesleyan University
Skills you'll gain: Classification And Regression Tree (CART), Decision Tree Learning, Predictive Modeling, Random Forest Algorithm, Applied Machine Learning, Predictive Analytics, Unsupervised Learning, Machine Learning, Supervised Learning, Data Analysis, Data Mining, Feature Engineering, Exploratory Data Analysis, Regression Analysis, Statistical Analysis, Statistical Methods, Python Programming
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Dashboard, Database Design, Data Warehousing, Performance Tuning, Business Intelligence Software, SQL, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Packt
Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Performance Testing, Computer Programming, Java Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Data Science, Statistics, Data Analysis, Statistical Analysis, Probability, Data Manipulation, Histogram
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Sampling (Statistics), Data Visualization, Statistics, Matplotlib, Statistical Visualization, Probability & Statistics, Jupyter, Statistical Methods, Data Visualization Software, Data Analysis, Statistical Analysis, Exploratory Data Analysis, Descriptive Statistics, Statistical Inference, NumPy, Box Plots, Histogram, Python Programming
Beginner · Course · 1 - 4 Weeks

Clemson University
Skills you'll gain: Dimensionality Reduction, Data Cleansing, Matplotlib, Regression Analysis, Unsupervised Learning, Data Science, Statistical Analysis, Anomaly Detection, Descriptive Statistics, Data Analysis, Data Visualization Software, Pandas (Python Package), Exploratory Data Analysis, Predictive Modeling, Machine Learning, Supervised Learning
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Marketing Analytics, Probability & Statistics, Statistical Methods, Regression Analysis, Data-Driven Decision-Making, Data Ethics, Statistical Analysis, Marketing Effectiveness, Statistical Hypothesis Testing, Customer Insights, Customer Analysis, Correlation Analysis, Descriptive Statistics, Data Analysis, Analytics, Marketing Strategies, Exploratory Data Analysis, Statistical Visualization, Statistical Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Data Loss Prevention, Data Security, Personally Identifiable Information, Information Privacy, Cloud Computing, Google Cloud Platform, Cloud Services
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, Databases, Business Logic, Java, Data Warehousing, File Management, Data Cleansing, Data Import/Export, Data Migration, Data Manipulation, Scalability, Data Transformation, Software Documentation, Software Installation, Data Processing, MySQL, Debugging
Beginner · Specialization · 1 - 3 Months