Data analysis is the process of inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information, informing conclusions, and supporting decision-making.
Excel with AI
Navigate Excel’s interface confidently, mastering the Ribbon, Formula Bar, Name Box, and context-sensitive menus to streamline workflows and boost productivity.
Enter and edit data efficiently using double-click methods, Formula Bar, and techniques to manage cell overflow, ensuring accurate and organized spreadsheets.
Customize Excel’s interface by adjusting zoom, status bar, view settings, and page layout to optimize the workspace for efficient viewing and printing.
Understand and use relative, absolute, and mixed cell references to build flexible, reliable formulas that adapt to changing data in complex spreadsheets.
Create and customize professional charts (bar, line, pie, combo) and sparklines to visualize dataclearly, making trends and insights easy to understand.
Format spreadsheets professionally with conditional formatting, zebra striping, themes, and number formats to create polished, readable, and impactful reports.
Leverage AI tools like Microsoft Copilot, ChatGPT, Gemini, and Grok to automate tasks, generate reports, and enhance data analysis for smarter workflows.
Import CSV files from sources like Gapminder, save as Excel workbooks, and prepare external data for analysis, building skills for real-world projects.
Perform financial calculations like loan payments, interest, and future value using Excel’s financial functions to support budgeting and investment planning.
Apply essential formulas and functions like SUM, IF, COUNTIF, XLOOKUP, VLOOKUP, and financial tools (PMT, FV, IPMT) to create powerful, automated calculations.
Sort and filter data alphabetically, numerically, or by custom criteria to organize datasets, identify trends, and detect errors for accurate analysis.
Organize and clean data with Text to Columns, Remove Duplicates, and Data Validation tools to prepare datasets for reliable and error-free data analysis.
Create dropdown lists with Data Validation to control data entry, ensuring clean, standardized, and error-free spreadsheets for reliable data management.
Master Pivot Tables and Pivot Charts to summarize large datasets, create dynamic reports, and visualize data for impactful business and research insights.
Use slicers and advanced filtering to make data interactive, allowing quick focus on specific subsets of information for efficient analysis and reporting.
Group dates, numbers, and text in Pivot Tables to reveal patterns and trends, transforming complex datasets into clear, actionable insights for analysis.
Build dynamic reports by combining Pivot Tables, slicers, and calculated fields to create interactive, professional dashboards for business and research.
Secure Excel files by protecting workbooks, worksheets, and specific ranges with passwords and read-only options to ensure data confidentiality and integrity.
Automate repetitive tasks by recording and saving macros, streamlining workflows, reducing errors, and boosting productivity in everyday Excel tasks.
Explore VBA basics by opening the VBA Editor to view macro code, gaining confidence to understand Microsoft automation scripts for future learning.
Power BI with AI
What is Power BI?
All Files for Download
How to Install Power BI Desktop: Step-by-Step Guide for Beginners
Data and Creating Your First Visualization
The Interface
Important: Configuring Initial Project Settings
How to Connect and Load CSV Data in Power BI
Our Project: How to Create a Comprehensive Sales Report in Power BI
How to Use Power Query Editor for Data Transformation in Power BI
The Query Editor
How to Fix Data Source Errors in Power BI: Troubleshooting Missing File Paths
Power BI Data Transformation: Using Remove Rows and Choose Columns Features
Power BI Query Editor: Changing Column Data Types for Accurate Analysis
How to Change Data Types in Power BI Using Locales
Data Types, Replace & Edit rows
Power BI Data Cleaning: Replace Text and Change Column Data Types Step-by-Step
Summary: Query Editor and Transform Data in Power BI
Effective Visualizations and Data Transformations
How to Extract Values in Power BI: Data Transformation Techniques for Analysis
Optimizing Data Preparation: Using Split Column Tools in Power BI Query Editor
How to Clean and Transform Text Data in Power BI Query Editor
Power Query Data Cleaning: Numerical Transformations in Power BI
Power BI Data Model Essentials: Building Efficient Relationships for Dashboards
Practice: Data Cleaning & Relationship
Solution: Data Cleaning & Relationship
Solution: How to Create and Fix Relationships in Power BI Data Models
Power BI Visualization Techniques: Mastering Stacked Column Charts and Legends
Power BI Formatting: Mastering the Format Pane for Enhanced Visualizations
How to Use Data Labels in Power BI Charts: Stacked Column and Pie Visualizations
How to Use Pie Charts Effectively in Power BI: Best Practices and Alternatives
How to Create and Format a Pie Chart in Power BI
Combining Data and Data Modelling in Power BI
How to Append Queries in Power BI: Combining Data from Multiple Tables
How to Group and Manage Queries in Power BI: Organizing Your Data Sources
How to Hide Tables in Power BI: Improving User Experience in Report View
How to Use Date Hierarchy in Power BI Line Charts for Time-Based Visualizations
How to Use Drill Down Mode in Power BI: Beyond Date Hierarchies
How to Create and Customize Line Charts in Power BI
How to Combine Multiple Files from a Folder in Power BI
How to Create a Fact-Dimension Model in Power BI: Star Schema Explained
Fact-Dimension model
Understanding Cardinality in Power BI: Mastering Many-to-One Relationships
How to Manage Active and Inactive Relationships in Power BI Data Models
How to Manage Relationships in Power BI: Autodetect & Data Model Best Practices
Power BI Table Visualization: Tips for Effective Data Presentation
How to Format Tables in Power BI: Customizing Styles & Colors for Visualizations
How to Use Conditional Formatting Rules in Power BI for Data Visualization
Mastering Data Integration: Merge Queries for Comprehensive Dashboards
Power BI Data Transformation: Mastering Pivot & Unpivot Techniques for Analytics
Mastering Power BI Relationships: From One-to-Many to Many-to-Many Connections
How to Use Power BI Slicers: A Comprehensive Guide to Filtering Data Effectively
How to Design Professional Power BI Reports: Formatting Canvas and Wallpaper
Mastering Power BI Filters: Basic and Advanced Filtering Options Explained
Advanced Power BI Filtering Techniques: Top N, Visual-Level, and Date Filters
Mastering Power BI Slicer Sync: Advanced Techniques for Data Filtering
Mastering Tree map Visuals in Power BI: Alternatives to Bar and Pie Charts
Power BI Edit Interactions: Mastering Cross-Filtering Between Visuals
Power BI Drill Through : Enhancing Dashboard Interactivity and Analysis
Mastering Power BI Tooltips: Enhance Your Data Visualization with Custom Info
Using M Language: Creating Custom Columns for Advanced Data Manipulation
How to Enable and Disable Load in Power BI Data Models for Better Performance
Power BI Query Management: Differences Between Duplicates and References
How to Use Power BI Columns from Examples for Efficient Data Transformation
Optimizing Power BI Charts: Sorting Weekdays for Effective Data Visualization
How to Create a Conditional Column in Power BI for Weekday Sorting
How to Create Interactive Map Visualizations in Power BI for Data Analysis
How to Use Power BI Filled Maps for Effective Data Filtering and Visualization
Power BI Line Charts: Adding Forecasts and Trend Lines for Advanced Analytics
How to Use Power BI Anomaly Detection: Find Outliers in Time Series Data
How to Create Interactive Drill through Buttons in Power BI for Better Navigation
How to Use Clear and Apply Slicer Buttons in Power BI for Efficient Filtering
Creating User-Friendly Buttons in Power BI: Tooltips, Transparency, and Actions
How to Create and Use Bookmarks in Power BI: A Step-by-Step Guide
Challenge: Building Interactive Top N Filters with Buttons and Bookmarks
Solution: Building Interactive Top N Filters with Buttons and Bookmarks
Mastering Power BI Card Visual: Customize and Format for Impactful Dashboards
How to Use Multi-Row Cards in Power BI
How to Create Custom Tooltips in Power BI: Displaying Report Pages as Visuals
Power BI Theme Gallery: Finding and Importing Custom Themes for Better Reports
How to Create Calculated Columns in DAX: Power BI Data Model Enhancement
Power BI Measures vs Calculated Columns: Key Differences in DAX Calculations
How to Use DAX Average Function in Power BI: Mastering Calculated Measures
Create a Measure Table in Power BI: Organizing DAX Calculations Efficiently
DAX Basics: Understanding COUNT, COUNTROWS, and DISTINCTCOUNT in DAX
Mastering SUMX and AVERAGEX: Iterative Functions in DAX for Power BI
Mastering Row-Based Functions in DAX: SUMX & AVERAGEX for Power BI Calculations
Power BI DAX Essentials: Rounding Numbers with Precision in Calculated Columns
DAX Essentials: Understanding Row Context and RELATED Function in Power BI
DAX Filter Context Explained: Mastering CALCULATE Function
How to Use the FILTER Function in DAX: Advanced Power BI Calculations Explained
Master DAX Logical Operators: Advanced Filtering Techniques in Power BI
DAX Challenges
Advanced DAX Techniques: Overcoming Filter Context with ALL Function in Power BI
Advanced DAX Techniques: Optimizing Percentage Calculations with ALL Function
How to Use ALLEXCEPT Function in DAX: Advanced Power BI Filtering Techniques
How to Use ALLSELECTED Function in DAX: Advanced Power BI Filtering Techniques
How to Use DATEADD Function in DAX for Time Intelligence in Power BI
Mastering Running Totals with DAX: Year-to-Date and Quarter-to-Date in Power BI
How to Use DAX FORMAT Function in Power BI for Custom Date Formatting
Power BI Time Intelligence: Building a Date Table with DAX and ADDCOLUMNS
Complete Date Table with features
Mastering DAX in Power BI: Using ChatGPT for Measures and Calculated Columns
Optimizing Power BI Reports with ChatGPT: Advanced DAX Measure Techniques