Data Analyst Fundamentals: Build Practical Data Skills from Scratch
Master the essential concepts of SQL, Python, and data visualization to make informed decisions and build a strong foundation in modern data analytics.
💬AIインストラクター どのレッスンでも質問すれば、いつでもすぐに分かりやすい答えが返ってきます。
🕐いつでも開始 スケジュールも締め切りもなし。自分のペースで、好きなときに学べます。
🌐日本語で レッスン、課題、修了証まで、すべてあなたの言語で。
このコースについて
In today's data-driven world, the ability to translate raw numbers into actionable business insights is one of the most valuable skills you can possess. If you want to transition into a data career but do not know where to start, this text-based guide is designed to guide you step-by-step.
You will progress from understanding basic statistics to writing functional SQL queries and analyzing datasets with Python. By reading clear explanations and studying practical code examples, you will learn how to identify trends, clean messy data, and present your findings effectively to support business growth.
What you'll learn:
- Understand fundamental data concepts, database structures, and the data analysis lifecycle.
- Write SQL queries to extract, filter, and join data from relational databases.
- Apply Python and modern dataframe libraries to clean and manipulate complex datasets.
- Create clear, meaningful data visualizations and choose the right charts for your audience.
- Interpret key statistical metrics to make confident, data-backed business decisions.
- Practice identifying data anomalies and handling missing information systematically.
The course begins with foundational terminology and core analytical concepts before moving into step-by-step written guides on database querying and Python data manipulation. You will explore real-world scenarios through detailed text explanations and code snippets designed to build your practical confidence.
This course is designed entirely for absolute beginners with no prior programming, database, or advanced mathematics experience.
Start reading today to unlock the power of data and build your foundational analytics skillset.