What type of experiment is an obsevational study?

onsider someone on the busy street of a New York neighborhood asking random people that pass by how many pets they have, then taking this data and using it to decide if there should be more pet food stores in that areac

Explanation:

I googled it!! (study.com)

/the trachea, commonly known as the windpipe

meteorologists would compare a new weather map with one 24 h old to see how fast a front is moving.