Google
Process Data from Dirty to Clean
Google

Process Data from Dirty to Clean

Google Career Certificates

Top Instructor

Sponsored by Skep Foundation

706,175 already enrolled

Gain insight into a topic and learn the fundamentals.
4.8

(16,844 reviews)

Beginner level

Recommended experience

Flexible schedule
Approx. 25 hours
Learn at your own pace
98%
Most learners liked this course
Gain insight into a topic and learn the fundamentals.
4.8

(16,844 reviews)

Beginner level

Recommended experience

Flexible schedule
Approx. 25 hours
Learn at your own pace
98%
Most learners liked this course

What you'll learn

  • Define different types of data integrity and identify risks to data integrity.

  • Apply basic SQL functions to clean string variables in a database.

  • Develop basic SQL queries for use on databases.

  • Describe the process of verifying data cleaning results.

Details to know

Shareable certificate

Add to your LinkedIn profile

Assessments

21 quizzes, 3 assignments

Taught in English

See how employees at top companies are mastering in-demand skills

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Build your Data Analysis expertise

This course is part of the Google Data Analytics Professional Certificate
When you enroll in this course, you'll also be enrolled in this Professional Certificate.
  • Learn new concepts from industry experts
  • Gain a foundational understanding of a subject or tool
  • Develop job-relevant skills with hands-on projects
  • Earn a shareable career certificate from Google
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There are 6 modules in this course

Data integrity is critical to successful analysis. In this part of the course, you’ll explore methods and steps that analysts take to check their data for integrity. This includes knowing what to do when you don’t have enough data. You’ll also learn about random samples and understand how to avoid sampling bias. All of these methods will also help you ensure your analysis is successful.

What's included

8 videos9 readings5 quizzes1 assignment1 plugin

Every data analyst wants to analyze clean data. In this part of the course, you’ll learn the difference between clean and dirty data. Then, you’ll practice cleaning data in spreadsheets and other tools.

What's included

10 videos10 readings5 quizzes1 assignment1 plugin

Knowing a variety of ways to clean data can make a data analyst’s job much easier. In this part of the course, you’ll use SQL to clean data from databases. In particular, you’ll explore how SQL queries and functions can be used to clean and transform your data before an analysis.

What's included

9 videos7 readings4 quizzes1 assignment1 plugin

When you clean data, you make changes to the original dataset. It’s important to verify the changes you make are accurate and to let your teammates know about the changes. In this part of the course, you’ll learn to verify that data is clean and report your data cleaning results. With verified clean data, you’re ready to begin analyzing!

What's included

6 videos5 readings4 quizzes

Creating an effective resume will help you in your data analytics career. In this part of the course, you’ll learn all about the job application process. Your focus will be on building a resume that highlights your strengths and relevant experience.

What's included

8 videos4 readings3 quizzes

Review the course glossary and prepare for the next course in the Google Data Analytics Certificate program.

What's included

1 video3 readings

Instructor

Instructor ratings
4.9 (5,261 ratings)
Google Career Certificates

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Google
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