What is support in market basket analysis?

Question

Can you please explain about support in the market basket analysis?

Answer 1

In Market Basket analysis, support represents the popularity of an item in all transactions. Support of an item is calculated as the number of transactions involving that item and the total number of transactions.

Support of an item = (Number of transactions involving that item)/ (Total number of transactions)

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You can watch this video on Market basket analysis to know more about support: