Big Data and AI

Final Project – Part 3: Creating Visualizations In this third part of the Final Project, you will transform your calculations and summary tables into clear, professional, and visually effective charts. These visualizations will form the core of your Sales Dashboard and will help communicate trends, comparisons, and key performance indicators at a glance. You will create three essential chart types used in business reporting: Column Chart – for comparing categories or regions Line Chart – for showing monthly trends Pie Chart – for showing category distribution Each chart will be built using the summary tables created in Part 2 – Calculations Layer . 1. Prepare Your Data for Charting Before creating charts, make sure your summary tables are clean, complete, and properly formatted. Review the following lessons if needed: 4.1 Creating Excel Tables 4.4 Conditional Formatting 6.5 Best Practices for Clean Spreadsheets En...

Lesson 5.1 – Basic Charts Charts are one of the most effective ways to visualize data in Excel. They help you understand trends, compare values, and communicate information clearly. In this lesson, you will learn how to create the three most common chart types used worldwide: column charts, line charts, and pie charts. 1. Why Charts Matter Charts transform raw numbers into visual insights. They make it easier to: Identify patterns and trends Compare categories or time periods Highlight important values Present data in a professional way Charts are essential in business reports, presentations, dashboards, and data analysis. 2. How to Create a Chart Steps: Select the data you want to visualize (including headers). Go to Insert on the Ribbon. Choose the chart type you want to create. Excel will generate the chart automatically and place it on your worksheet. 3. Column Charts Column charts are used to compare values...

Module 5 – Basic Data Analysis Tools In this module, you will learn how to use Excel’s built‑in tools to analyze data, create visual insights, and understand information more effectively. These tools are essential for anyone working in business, finance, marketing, project management, or any role that requires data‑driven decisions. You will explore charts, quick analysis features, PivotTables, and basic statistics — all explained in a simple and practical way. What You Will Learn in This Module How to create basic charts (column, line, pie) How to use the Quick Analysis Tool for instant insights How to build your first PivotTable How to sort and filter data for analysis How to calculate basic statistics (AVERAGE, MEDIAN, MODE) These skills will help you transform raw data into clear, meaningful information. Lessons in This Module Lesson 5.1 – Basic Charts Lesson 5.2 – Quick Analysis Tool Lesson 5.3 – Introduction to Pivot...