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Practical Example Using Power BI

POWER BI  Open Power BI  Interface First interface contains some data source connections and one blank report. After clicking on blank report the actual interface of Power BI will open. In that : Left side: Report view: Create dashboard Table view: Display data tables. Model view: Create relationships. DAX Queries: Write queries here. Top part: Called ribon contains different features related to visuals. Bottom part:  Contain two views first is desktop another is mobile. And other things are pages as like sheets from excel. Right part: It is called pane. Three pane: Data: It shous data reated part. Visualization: It shows different visuals, graphs. Filter: Apply some filters to data. Practical Example --- Retail Sales Dashboard using Power BI --- Sheet1: Sales_Data Order_ID Product Region Quantity Price Date Customer_ID 101 Laptop North 2 50000 01-0...
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Visualization Tools and Data Storytelling

UNIT II Visualization Tools and Data Storytelling 1. Overview of Visualization Tools Visualization tools are software applications used to convert raw data into charts, graphs, dashboards, and interactive visual reports so that users can easily understand patterns, trends, and insights. Why Visualization Tools Are Important • They make complex data easy to understand • Help in decision making • Allow interactive dashboards • Useful in business analytics and research • Save time compared to manual chart creation Example • Raw Data → Excel sheet with 10,000 rows • Visualization → Sales dashboard showing trends instantly a) Microsoft Excel for Data Visualization Excel is a spreadsheet software used for data storage, analysis, and visualization. Visualization Features in Excel • Bar Chart • Line Chart • Pie Chart • Histogram • Scatter Plot • Pivot Charts Advantages • Easy to learn • Available in most organizations • Good for small datasets Limita...
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Introduction To Data Visualization

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  UNIT I: Introduction To Data Visualization 1.     Definition and Importance of Data Visualization Data Visualization is the process of presenting data in a visual or graphical form such as charts, graphs, maps, and diagrams . It helps to convert large and complex data into a format that is easy to understand and analyze . By using visual elements, data visualization allows users to quickly identify patterns, trends, and relationships in the data. Instead of reading large tables of numbers, people can easily understand information through visual representations. Data visualization is widely used in business, research, education, and data analysis to communicate information clearly and effectively. Importance of Data Visualization Data visualization is important because it helps people understand and analyze data more effectively. Some important points are: 1. Simplifies Complex Data Large datasets can be difficult to understand in raw form. Visual...
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