Excel

### Giai đoạn: Nền Tảng & Khái Niệm Cốt Lõi **Excel** Excel is a powerful tool utilized by data analysts worldwide to store, manipulate, and analyze data. It offers a vast array of features such as pivot tables, graphs and a powerful suite of formulas and functions to help sift through large sets of data. A data analyst uses Excel to perform a wide range of tasks, from simple data entry and cleaning, to more complex statistical analysis and predictive modeling. Proficiency in Excel is often a key requirement for a data analyst, as its versatility and ubiquity make it an indispensable tool in the field of data analysis. ### Khái niệm cốt lõi: 1. **Excel is a powerful tool utilized by data analysts worldwide to store, manipulate, and analyze data** ### Tài liệu tham khảo chính thống: - [Microsoft Excel Course](https://support.microsoft.com/en-us/office/excel-video-training-9bc05390-e94c-46af-a5b3-d7c22f6990bb) (course)