Rational subgroup sampling
alex.darger
Forums
Hi, I'm trying to select 5 random samples for each subcategory in a database. I know I could extract all the records for each subcategory and make a random selection for each of those, but there are too many subcategories to do that efficiently. Does anyone know a way to use rational subgroup samping in IDEA?
Are you looking for a
In reply to Ok, I think that should work. by alex.darger
Are you looking for a percentage, such as each category you will select 10% of the transactions or do you select a different number of transactions for each one?