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Coursera

Data Quality Auditing and Profiling

Coursera via Coursera

Overview

Google, IBM & Meta Certificates – 40% Off
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Build practical data quality skills that help you assess datasets, surface risks, and verify that data is accurate, complete, and usable. In this course, you’ll develop hands-on experience used in roles such as data analyst, operations analyst, reporting analyst, data quality analyst, and business analyst. You’ll practice profiling datasets, reviewing summary statistics, identifying common data quality issues, and applying validation techniques to catch problems before they affect reporting, analysis, or business decisions. This is a non-traditional, skill-based learning experience organized around real workplace tasks instead of a fixed lecture sequence. It’s designed to reflect responsibilities you may see in job descriptions, from running data quality checks and flagging capture errors to reconciling records across systems and supporting data integrity efforts. You can personalize your path based on what you already know, focus on the skills you need most, and skip content when it’s not necessary. The course curates high-quality lessons from expert instructors, selecting the strongest content for each skill so you can build practical, career-relevant data quality experience. By the end, you’ll be able to generate data profiling reports, use descriptive statistics to assess dataset characteristics, run predefined validation checks and scripts to identify quality issues, flag common capture errors, and perform basic data reconciliation to verify consistency across systems. This course is a strong fit if you already have basic experience working with datasets, spreadsheets, reporting, or data analysis tools.

Syllabus

  • Start Here: Get Oriented and Check Your Skills
    • Start here to learn how this skill-based course works and find your recommended starting point. You’ll take a short, ungraded diagnostic to check your current skills, then decide whether to go directly to the graded skill assessments or review targeted learning content first.
  • Job Task 1: Profile a Dataset and Surface Quality Risks
    • Use this module to build the skills for the job task Profile a Dataset and Surface Quality Risks. You’ll learn how to apply data profiling techniques to understand a dataset's structure, use descriptive statistics to summarize its key characteristics, and identify common data quality issues like missing values, duplicates, and outliers. Review the lessons that match the skills you want to strengthen before completing the related graded assessment.
  • Job Task 2: Run Validation Checks and Flag Capture Errors
    • Use this module to build the skills for the job task Run Validation Checks and Flag Capture Errors. You’ll learn how to interpret a set of predefined business rules and apply them to a dataset to audit its quality. You will practice identifying and flagging records that violate conditions for accuracy, completeness, and plausibility. Review the lessons that match the skills you want to strengthen before completing the related graded assessment.
  • Job Task 3: Reconcile Data Across Systems
    • Use this module to build the skills for the job task Reconcile Data Across Systems. You’ll learn how to perform fundamental data reconciliation checks to verify that data remains consistent as it moves between systems. You will practice comparing source and target outputs to detect issues like lost records, altered values, or misleadingly matched counts. Review the lessons that match the skills you want to strengthen before completing the related graded assessment.
  • Wrap Up: Review Your Skill Achievement and Choose Your Next Path
    • Review the skills you practiced and demonstrated in this course, then prepare to describe them in career-relevant ways. You’ll also explore recommended skill paths that can help you continue building related job-ready skills.

Taught by

Professionals from the Industry

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