ac·cu·ra·cy 
/ˈækjərəsi/ noun
/ˈækjərəsi/ noun 1 : freedom from mistake or error : the quality or state of being accurate : correctness [noncount] ▪ Each experiment is performed twice to ensure accuracy. ▪ The police questioned the accuracy of his statement. ▪ He could not say with any accuracy what he had seen. [singular] ▪ She shot free throws with an accuracy of 80 percent. [=80 percent of her free throws were accurate/successful] 2 [noncount] : the ability to work or perform without making mistakes
▪ Several managers have tried to increase the speed and accuracy of the workers.
▪ Several managers have tried to increase the speed and accuracy of the workers.
