world that I observe so you can say okay well this thing look like you can plot this thing look something like this data will live between zero and one of course this is a probability and then dysfunction data to aid one minus theta squared what does that look like there 0.5 over here it'll look like this with it turns out the peak will be at 0.8 and so that's nice because that means that the principal we intuitively thought was pretty good which is just counting corresponds to something more general which is looking at the likelihood of