Math+Wiki

Pentathlon Event || Estimate (in cm) || Actual (in cm) || Error (Estimate - Actual) || % Error (Error/Actual x 100) ||
 * Wiki Math Olympic
 * Paper Plate Discus || 200 || 170 || 30 || 17% ||
 * Drinking Straw Javelin || 260 || 208 || 52 || 25% ||
 * Cotton Ball Shot Put || 240 || 250 || -10 || -4% ||
 * Long Stride || 100 || 80 || 20 || 25% ||
 * High Vertical Jump || 20 || 30 || -10 || -33% ||

What is the average of your Percent Error? _6%__