Answer:
5
Explanation:
Okay, you will first put them least to greatest.
So, Here is least to greatest:
2,2,2,2,2,3,3,3,4,5,5,6,7,7,7,7,7,9,53
Now, you would cross out numbers until you get to the middle. So, cross out numbers from left to right. When you do so, you would get: 5
I used a paper for this so I wasn't using a calculator!!
I hope this helped!