(Of 12000 tries, the average no. of successes should be 3523.0 with sigma=21.9)

No. successes z-score p-value

3522 -0.0457 0.518210
3550 1.2329 0.108811
3529 0.2740 0.392053
3539 0.7306 0.232514
3578 2.5114 0.006012
3505 -0.8219 0.794438
3543 0.9132 0.180558
3524 0.0457 0.481790
3492 -1.4155 0.921543
3522 -0.0457 0.518210

Square side=100, avg. no. parked=3530.40 sample std.=22.77

p-value of the KSTEST for those 10 p-values: 0.574451