please please please help me I beg

I have to make a map for my class and I have no clue where to go from here. I have a joined dataset and apparently im supposed to aggergate but idk how and what I find online is so confusing. This is for a group project and I am so stressed.

https://preview.redd.it/dt5cp27zrv4e1.jpg?width=4032&format=pjpg&auto=webp&s=a7b2ff968f331886c73b36bb0f913131c00299d9