# Data Analyst Features

The Data Analyst module replicates the core responsibilities of a human data analyst:

### Data Understanding

* Reads and interprets column headers
* Detects data types (numerical, categorical, date, etc.)
* Identifies relationships between fields
* Handles multi-sheet Excel files

### Data Analysis

* Recognizes structured tables
* Works with large datasets efficiently
* Aggregations (sum, average, count, min, max)
* Grouping (e.g., sales by region, revenue by month)
* Filtering (e.g., sales above 1000, customers from Germany)
* Time-based analysis (monthly trends, year-over-year growth)
* Percentage calculations
* Comparative analysis
* KPI computation

<figure><img src="https://2192711725-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fc2KRGWrkyRO0iZN5Lyeg%2Fuploads%2Fe8CJXFupol6QZIIuSy7O%2FPage_96%20(10).png?alt=media&#x26;token=7e784cd8-2307-4f3f-b3b7-43a2953b34ce" alt=""><figcaption></figcaption></figure>

### Data Visualiztion

The module can generate:

* Bar charts
* Line graphs
* Pie charts
* Area charts
* Scatter plots

<figure><img src="https://2192711725-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fc2KRGWrkyRO0iZN5Lyeg%2Fuploads%2Fl884XWaMQEkajhqvLK1h%2FPage_96%20(9).png?alt=media&#x26;token=5da49865-bb1c-4645-a8a1-f67e1a2e9d9b" alt=""><figcaption></figcaption></figure>

Graphs are automatically generated based on the question asked, or you can explicitly request a specific chart type.