This video includes the definitions of Accuracy and Precision. It also shows several examples using a "Safe Dart" bow and arrow. It ends with the equation for Relative Error.

Times of Content:
0:44 Definition of Accuracy
1:39 Definition of Precision
2:17 The Question for all the Examples
3:48 1st Example
4:31 2nd Example
5:14 3rd Example
6:33 4th Example
7:32 Relative Error Equation
9:37 "Safe Dart" Outtakes (it took forever to get the "Safe Dart" to work)