Q. In which of the following cases will K-means clustering fail to give good results?
1) Data points with outliers
2) Data points with different densities
3) Data points with nonconvex shapes
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(A)
1 and 2
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(B)
2 and 3
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(C)
1 and 3
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(D)
All of the above
✅ Correct Answer: (D)
All of the above