test what white features oh just individual features to see if you see significant things we didn't do we did not do any of this yeah but let me keep going well then they're not from the same distribution right Marshall over it yeah we would hope so right I mean I that that you could probably check because there were some sub selected to begin with right so if too many were sub-select 'add then they're not going to be iid and that's something I think we could probably the dead part didn't vote human so that part