Application of Excel in the Experiment Teaching of Leave-one-out Cross Validation

Making students understand and master the calculation process of leave-one–out cross validation better, in experimental teaching, using Excel to finish the counting process of leave-one–out cross validation step by step. In this way, it does not only integrate teaching contents with computer software together, but also refine the calculation method. It is good for studying and mastering. It aims to motivate students,interests, and improve the efficiency of experimental teaching quality