Great in depth explanation about the sheets, SQL, and other advanced stuff you can do. It is quite a thrilling adventure to learn new skills as important as this.

I enjoyed this course very much. I was able to get some hands-on experience with SQL and spreadsheets. They make it really easy to follow along with the examples.

Clear, explanatory, engaging, challenging... Maybe too simple if you're have already experiences in the field, nevertheless it worths every second of your time!

I​'m really thanks for supporting me and I learnt how to clean bias a nd unexpected problem in this process data from dirty to clean course. Thank you so much.

Detailed explanation of data cleaning process and tools available in both SQL and spreadsheet. Tons of hands on practice to reinforce learning. Great course.

A great course!! Learned a lot about preparing and cleaning data! A great instructor!! The joy that google instructors bring to their courses is contagious!!

Do not try to finish the course "as soon as possible". It's best to take some time and go through all blogs and articles and videos mentioned in each course.

It is really interesting course. One thing seems to me scarce: a lot of practice. Of course there is some practice in the course, but for me, I need more)))

The first course in the series that I really liked. And the presenter did a great job explaining topics. Wuld have loved her in some of the other courses.

As a beginner in this field of data analytics, I have lots of grey areas . This course has revealed all those hidden areas which required special attention

Clear and concise as always. Would have liked an additional section dedicated to a little more of a break-down on basics before jumping into Kaggle, though

It was really interesting and helpful to improve my skills in SQL and spreadsheets.

I can't wait to continue learning with the rest of the specialization.

Wonderful course, I really enjoyed to clean dirty data using spreadsheet and SQL. Instructor was Awesome, She explained very systematically and perfectly.

Course material that greatly adds knowledge and insight, learning videos that are easy to understand and instructor are very clear in providing material.

Course was a good mix of harder and easier topics. I loved the narrator. She seemed personable, even through script reading, and was easy to listen to.

Great opportunity to learn more and more with Google ,Thanks a lot, hope to learn more , professional content, easy instruct us with precious knowledge,

The instuctor was wonderful. She taught very well, and always with a smile on her face. Adding in jokes here and there, she kept me engaged throughout.

Love the way the course is designed. All the information and learning tools are well defined. I like to appreciate Sally explained Spreadsheet and SQL.

The teacher was so good and her talks and explaining way was very easy to understand , I wish she could have taught all the eight courses .. thank you

This module was the best one so far and I liked the instructor a lot I think her way of telling stories really made knowledge stick. Thank you Sally!

All Google instructors have been great so far. Sally is yet on a different level. Her enthusiasm makes this following the lessons a treat. Great job!

Excellent course to understand not only how to process data but more importantly why. It has a good end section on resume building if you need it.

I​ am super excited to have come this far in Data analystics. I am poised to apply the knowledge gained in every aspect of my datamaking decision.

It was a great course with a lot of information and knowledge, thanks to the instructor, I didn't recieve my certificate yet, and I don't know why