How To Calculate Support In Market Basket Analysis

Introduction & Importance

Market basket analysis is a fundamental technique used in data mining to identify relationships between items. Calculating support is the first step in this process…

How to Use This Calculator

1. Enter the itemset in the format {1, 2, 3}.
2. Enter the number of transactions.
3. Click ‘Calculate Support’.

Learn more about market basket analysis

Explore USDA’s food marketing research

What is the difference between support and confidence?

Support measures the frequency of an itemset in the transactions, while confidence measures the likelihood of an itemset given another item.