Question: What does k represent in a k NN classifier? k = test samples If K = 5 , what would observation A in the figure

What does k represent in a kNN classifier?
k = test samples
If K=5, what would observation A in the figure be classified as?
100%
If K=3, what would observation A in the figure be classified as?
If K=1, what would observation A in the figure be classified as?

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