CASE WHEN in SQL for Conditional Analysis in DA
When we analyze sales and marketing data, numbers alone are often not enough. We frequently need to...
Tag: Data Visualization
Advances in Data Analysis and Classification
When we explore modern trends in data analysis, we quickly notice how much the field has evolved. T...
SQL for Time-Series Analysis | Moving Averages and Lag/Lead
When we analyze trends in data analysis, we often work with values that change over time. Website t...
How to Group Data with GROUP BY for Summary Reports
When we work with raw data, everything often looks overwhelming. Thousands of rows, repeating value...
Role of ETL in Business Intelligence and Reporting
Have you ever opened a dashboard, nodded at the numbers, and thought, “Okay… but can I really trust...
Real-World Data Analysis Projects: A Step-by-Step Guide
Are you going to work on Real-World Data Analysis Projects? So, when you move from tutorials to rea...
How to Do a Regression Analysis in Excel
Regression analysis might sound technical, but once you understand the steps, Excel makes it surpri...
Regression Analysis: Linear & Multiple Regression
If you're stepping into data analysis, regression analysis is one of the first predictive technique...
Making Professional Dashboards for Data Analysis
A professional dashboard's primary purpose is to help you and your stakeholders make decisions fast...
Business Intelligence Tools: Introduction to Power BI and Tableau
If you look at how modern businesses make decisions today, one thing becomes crystal clear: data is...