Yes, and yes. If a selection of class activities has been set to contribute to your students’ scores (known as grade customisation), you will be shown this customised data first.
You can also choose to view non-customised versions of student progress data by unchecking the checkbox. Items not contributing are marked * (See the screen below).
You can also switch between customised and un-customised data on the material-level data page by checking/unchecking the checkbox.