Look up a list of the top 10 best episodes. Watch those. Take note of which ones you like more, and which actor is playing the doctor in that episode. Use that to pick your favourite doctor. Then watch all the episodes starring your favourite doctor in order.
If you don't know anything about the show this sounds like a batshit way to figure out not only if you like a show, but which parts of the show you like.
Look up a list of the top 10 best episodes. Watch those. Take note of which ones you like more, and which actor is playing the doctor in that episode. Use that to pick your favourite doctor. Then watch all the episodes starring your favourite doctor in order.
If you don't know anything about the show this sounds like a batshit way to figure out not only if you like a show, but which parts of the show you like.