How does one apply to Kelley schook of business as an undergrad?

do i need to go to Indiana University and then apply, or can i apply right out of high school? How is this done?How does one apply to Kelley schook of business as an undergrad?
You first apply to Indiana, and in the application it asks if you want to apply to Kelley. It's pretty straight forward on the application. Getting into Indiana doesn't mean you're getting into Kelley.