Number_of_PCs Classification_Accuracy Average_Number_of_Correct_Nearest_Neighbors 1 91.03 4.42 2* 98.72 4.90 3 98.72 4.87 4 98.72 4.86 5 97.44 4.78 6 98.08 4.81 7 94.87 4.60 8 96.79 4.62 9 94.23 4.53 10 91.03 4.34