Hello!
Since you're feeling a bit lazy, I'll do it for you. :)
5364 + 1289 + 3453 + 9835 + 2736 + 9852 + 1975 = 34,144
34,144 ÷ 7 = 4,877.7
The mean is 4,877.7.
Now for the median.
1289, 1975, 2376, 3453, 5364, 9835, 9852
3,453 is the median.
Hope I helped! :3