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

No. successes z-score p-value

3558 1.5982 0.055002
3509 -0.6393 0.738676
3504 -0.8676 0.807188
3531 0.3653 0.357445
3513 -0.4566 0.676028
3549 1.1872 0.117571
3524 0.0457 0.481790
3535 0.5479 0.291865
3543 0.9132 0.180558
3509 -0.6393 0.738676

Square side=100, avg. no. parked=3527.50 sample std.=17.78

p-value of the KSTEST for those 10 p-values: 0.811035