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Welcome to Data Analyst BI

Data Analyst BI is a blog dedicated to data analysis, Business Intelligence, and economic research. Here you will find practical guides and tutorials on Excel, Power BI, and SQL, together with insights on financial models, portfolio analysis, and best practices for turning raw data into meaningful insights. The goal is to support professionals, students, and enthusiasts in improving analytical skills, building models, and making smarter, data‑driven decisions. Each week I share tips, real‑world examples, and strategies to help you grow in Data Science, BI, and economic analysis. If you are passionate about transforming data into knowledge, you are in the right place!

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DISCLAIMER

 This blog is not a journalistic publication, as it is updated without any set frequency. Therefore, it cannot be considered an editorial product under Law No. 62 of March 7, 2001.


The author is not responsible for anything published by readers in the comments of each post. Comments deemed offensive, harmful to the image or honor of third parties, spam, racist, or containing personal data that do not comply with privacy regulations will be deleted.


Some texts or images included in this blog are taken from the internet and are therefore considered to be in the public domain. If their publication violates any copyright, please notify us via email, and they will be immediately removed.


The author of the blog is not responsible for linked websites or their content, which may change over time.


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