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.
Johns Hopkins University
Skills you'll gain: Data Quality, Exploratory Data Analysis, Data Presentation, Employee Onboarding, Data Management, Team Motivation, Technical Communication, Data Analysis, Project Management, Interviewing Skills, Data Science, New Hire Orientations, Data-Driven Decision-Making, Data Strategy, Organizational Leadership, Team Management, Analytical Skills, Data Literacy, Leadership, Communication
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Surveys, Survey Creation, Data Literacy, Data Visualization, Data Analysis, Peer Review, Research Design, Statistics, Probability & Statistics, Data Presentation, Sampling (Statistics), Regression Analysis, Descriptive Statistics, Research, Probability, Quantitative Research, Analytics, Logistic Regression, Correlation Analysis, Statistical Hypothesis Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Cleansing, Data Manipulation, Jupyter, Data Preprocessing, Data Wrangling, Business Analysis, Model Deployment, Model Evaluation, Data Modeling, Business Research, Data Science, Data Collection, Data Quality, Data Analysis, Model Training, Data Mining
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Tableau Software, Dashboard, LinkedIn, Storytelling, Dashboard Creation, Interactive Data Visualization, Professional Networking, Data Visualization Software, Report Writing, Technical Communication, Power BI, Relationship Building, Stakeholder Engagement, Interviewing Skills, Job Analysis
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Business Analytics, Analytics, Statistical Methods, Patient Safety, Health Systems, Health Care, Patient-centered Care, Statistical Analysis, Patient Evaluation, Performance Measurement, Performance Metric, Data Analysis, Data-Driven Decision-Making, Peer Review, Data Collection, Strategic Thinking, Data Management, Systems Thinking
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Data Visualization, Plot (Graphics), Statistical Visualization, Ggplot2, Dimensionality Reduction, Data Visualization Software, R Programming, R (Software), Graphing, Data Analysis, Statistical Analysis, Unsupervised Learning, Statistical Methods
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Snowflake Schema, Marketing Effectiveness, Key Performance Indicators (KPIs), Star Schema, Performance Reporting, Data-Driven Marketing, Marketing Analytics, Data Modeling, Business Reporting, Management Reporting, Conversion Funnel Analysis, Performance Measurement, Dashboard, Database Design, Business Metrics, Performance Metric, Business Intelligence, Relational Databases, Data Architecture, SQL
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: A/B Testing, Sampling (Statistics), Data Analysis, Analytics, Statistics, Descriptive Statistics, Statistical Analysis, Statistical Hypothesis Testing, Probability & Statistics, Advanced Analytics, Probability Distribution, Data Science, Statistical Inference, Statistical Programming, Statistical Methods, Probability, Python Programming
Advanced · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Data Storytelling, Dashboard, Dashboard Creation, Business Analytics, Analytics, Social Network Analysis, Fraud detection, Data Analysis, Data Presentation, Business Intelligence, Marketing Analytics, Pandas (Python Package), Analytical Skills, Network Analysis, Interactive Data Visualization, Power BI, Plot (Graphics), Exploratory Data Analysis, Data Visualization, Python Programming
Beginner · Specialization · 3 - 6 Months

Ball State University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Data Visualization Software, Ggplot2, Interactive Data Visualization, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Data Storytelling, Histogram, Scatter Plots, Graphing, Data Analysis, Analysis, Color Theory
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, Extract, Transform, Load, Data Modeling, Clinical Research, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, Data Manipulation, Predictive Modeling, Database Design, Clinical Research Ethics, Data Mapping, Clinical Informatics, Data Quality, Natural Language Processing, grep, Informatics, Text Mining, R Programming
Intermediate · Specialization · 3 - 6 Months

S.P. Jain Institute of Management and Research
Skills you'll gain: Descriptive Statistics, Data Analysis, Analytics, Analysis, Quantitative Research, Sampling (Statistics), Probability & Statistics, Data Literacy, Data Analysis Software, Descriptive Analytics, Business Analytics, Analytical Skills, Business Mathematics, Statistical Analysis, Statistics, Business Research, Regression Analysis, Data-Driven Decision-Making, Statistical Methods, Statistical Hypothesis Testing
Beginner · Course · 1 - 3 Months