Getting Started with Excel & Data Preprocessing Made Easy with Heart Count

• Simple preprocessing (cleaning) tasks - how long will you keep asking someone else to do them?

By taking this course, you'll be able to perform simple data preprocessing on your own.

Stop hesitating and start performing the tasks you need yourself. You can quickly learn the data literacy and data preprocessing methods needed at a professional level using Excel, the most familiar tool.

As a bonus, we'll also show you how to automate Excel tasks using ChatGPT. Learn to smartly utilize tools in your work.

• Data that's good for analysis. You can create it sufficiently through Excel as well.

Even if you want to use data analysis tools like HEARTCOUNT,have you struggled with preparing data that's good for analysis? Have you found it difficult to know where and how to integrate, organize, and aggregate data?

Data preprocessing is so important and time-consuming that it's no exaggeration to say it accounts for more than 80% of the entire data analysis process.

Learn how to quickly and effectively organize data using the tool called Excel.

• We worked with verified Excel expert instructor, Instructor Choi Jae-wan.
  Instructor Choi Jae-wan, author of and active Excel expert instructor, along with the HeartCount team composed of data specialists, have prepared a course for practitioners who are thirsty for 'data and Excel utilization'.
  
  

• Composed of over 90% hands-on practice, we only teach Excel usage methods frequently used in actual work.
  We will teach you through practice how to organize data by effectively utilizing basic Excel tools such as pivot tables and cell splitting. We will also share the files used in practice so you can review and learn the content again. Learn how to quickly and visually structure data and obtain the values you need.
  
  

• Unlimited access period! Detailed curriculum!
  Once you enroll, you can efficiently select and listen to only the topics you need, anytime and anywhere. Updates to maintain lecture quality will be directly updated by the instructor on the Notion page used as the textbook for this course.
  
  

• Communicate with community members to learn and grow more
  Meet other students through HEARTCOUNT community's Slack channel, communicate with practitioners interested in data, and share knowledge and information.
  HEARTCOUNT Community Official Page>

🧑‍🏫Introducing Instructor Jaewan Choi!

• Excel, Power BI Expert Instructor

• Lecture History
  🎥CEO Choi's Pivot Table Master Class (Go directly)

  
  

  🎥Practical Excel for Immediate Use at Work (Fastcampus)
  🎥Complete SQL and Data Visualization Super Gap Package Online (Fastcampus)
  🎥Unrealistic 400 ChatGPT Usage Bible for AI Era High Performers (Fastcampus)

  
  

  👨‍🏫OA Utilization Skills: Excel Basics (Korea Management Association)

  
  

  👨‍🏫Pivot Table Master Course (SK Hynix)

  
  

  👨‍🏫Excel God, Function Master (SK Hynix)

  
  

  👨‍🏫Academic Guidance Using Excel (Chungnam Office of Education)

  
  

• Book:

• More lectures from the instructor: YouTube channel NepTV

• If you have any questions for the instructor: Open chat room Excel119

• Course Review Event

  • We are giving a 10,000 won discount coupon for the Heart Count Data course to everyone who thoughtfully left course reviews.

• Lecture 1+3 Event

  • If you subscribe to HeartCount Premium (starting from 90,000 won per year), you can access all four data courses, each normally priced at 99,000 won, for free for life. (Please refer to the information box below for details)

Take three more data courses for the same price!

When you subscribe to HeartCount Premium

All data courses from HeartCount

'Free' lifetime access coupon available.

360,000 (regular price) >90,000 won (Heart Count user benefit price)

For just 90,000 won per year, use Heart Count and receive a 'Lifetime Free Access Pass for Data Courses'.

[HeartCount's Subject-Based Data Lectures]

• SQL & Database Introduction by Instructor Kang Seong-wook (*Exclusive release for HeartCount users)

• Excel & Data Preprocessing by Instructor Choi Jaewan

• Python & Data Preprocessing by Instructor Ahn Gil-seung

• GA4 Fundamentals and Essential Practical Applications by Instructor Kim Dong-woo

More will continue to be added in the future :)

🖱 Go Subscribe to HeartCount Premium

HEARTCOUNT: A tool that enables data analysis, visualization, and insight discovery without requiring specialized knowledge

From individual record-level visualization to automatic chart interpretation, factor analysis, and optimization rule discovery.
With HeartCount, anyone can become an analyst.

🖱Visit Homepage Now

1. Heart Count Login (Get Started with Google)

2. Click the 'Upgrade' button to subscribe to HeartCount Premium (starting from 90,000 won per year)

3. Check your inbox for the 'Free Data Course Coupon'

4. Access Inflearn > 'My Page' > 'Coupon Box' > 'Enter Discount Coupon Code'

5. Using Coupons on the Payment Page After Course Registration

※ We notify you of the coupon expiration date via email. Please use the coupon within the specified period as it cannot be used after that date.
※ For related inquiries, please contact the person in charge via email (support@idk2.co.kr).