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

No. successes z-score p-value

3529 0.2740 0.392053
3521 -0.0913 0.536383
3533 0.4566 0.323972
3578 2.5114 0.006012
3528 0.2283 0.409702
3523 0.0000 0.500000
3538 0.6849 0.246694
3492 -1.4155 0.921543
3499 -1.0959 0.863437
3537 0.6393 0.261324

Square side=100, avg. no. parked=3527.80 sample std.=22.18

p-value of the KSTEST for those 10 p-values: 0.597152