ball height (ft) rebound (ft) percent (%) red playground 10 6.371 0.6371 10 6.366 0.6366 8 5.414 0.67675 8 5.337 0.667125 6 4.027 0.671166667 6 3.93 0.655 4 2.724 0.681 4 2.736 0.684 2 1.255 0.6275 2 1.304 0.652 softball 10 3.171 0.3171 10 3.155 0.3155 8 2.571 0.321375 8 2.607 0.325875 6 1.946 0.324333333 6 2.028 0.338 4 1.274 0.3185 4 1.261 0.31525 2 0.6778 0.3389 2 0.7008 0.3504 blue racketball 10 6.507 0.6507 10 6.393 0.6393 8 5.325 0.665625 8 5.334 0.66675 6 4.108 0.684666667 6 4.211 0.701833333 4 2.836 0.709 4 2.877 0.71925 2 1.497 0.7485 2 1.404 0.702