Stoppers+SSM

Displacement (mL) ||  ||   ||   ||   || We messed up a little bit. Sho, Sam
 * || small stopper || medium stopper || large stopper || extra large stopper ||
 * small diameter (cm) || 1.45 || 2.00 || 2.50 || 3.95 ||
 * big diameter (cm) || 2.00 || 2.50 || 3.25 || 4.30 ||
 * small radius (cm) || .725±0.025 || 1.00±0.025 || 1.25±.025 || 1.975±0.025 ||
 * big radius (cm) || 1.00±0.025 || 1.25±0.025 || 1.625±0.025 || 2.15±0.025 ||
 * height (cm) || 2.0±0.05 || 2.60±0.05 || 2.75±0.05 || 3.10±0.05 ||
 * smallest volume (mL) || 3.335 || 7.595 || 17.023 || 39.8 ||
 * biggest volume (mL) || 6.260 || 10.564 || 18.918 || 43.149 ||
 * Volume by Water
 * mass ||  ||   ||   ||   ||
 * smallest density ||  ||   ||   ||   ||
 * biggest density ||  ||   ||   ||   ||