For Cynthia's fourth lab report, she calculated the ratio of velocities before and after the impact of a basketball bouncing on a court. This measurement is called the coefficient of restitution. She got the following four values. 0.72 The accepted value is 0.77. 0.75 Cynthia's percent error was blank] %. 0.73 0.76 Enter your answer as the number that correctly fills in the blank, rounded to two decimal places, like this: 42.53