I need to calculate the percentage of the contribution of customers (how many times of purchases) in a specific state.
iff function: count up the times of transection of customers in a state like "Indiana" and divide to the total numbers of transactions.
Pls help
thank you
iff function: count up the times of transection of customers in a state like "Indiana" and divide to the total numbers of transactions.
Pls help
thank you