Why data cleaning is important

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Spreadsheet, Data Cleansing, Sample Size Determination, SQL, Data Integrity

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4.8(7,895 個評分)

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2021年4月24日

Google makes great professional certifications. All the classes so far have been fantastic but getting our hands dirty with the data was fun and challenging. Look forward to completing this series.

NN

2022年8月25日

Sally is the best instructor of Google data analystics courses so far. Others are also good too. But I really love Sally's teaching way. She is so clear,knowledgable, and passionate. Geat course!

從本節課中

Sparkling-clean data

Every data analyst wants clean data to work with when performing an analysis. In this part of the course, you’ll learn the difference between clean and dirty data. You’ll also explore data cleaning techniques using spreadsheets and other tools.

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