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

No. successes z-score p-value

3533 0.4566 0.323972
3494 -1.3242 0.907282
3540 0.7763 0.218799
3541 0.8219 0.205562
3522 -0.0457 0.518210
3529 0.2740 0.392053
3531 0.3653 0.357445
3532 0.4110 0.340551
3508 -0.6849 0.753306
3503 -0.9132 0.819442

Square side=100, avg. no. parked=3523.30 sample std.=15.36

p-value of the KSTEST for those 10 p-values: 0.674082