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What is the Elbow point in the Elbow plot analysis?

  • The point where K=N and each point is in a separate cluster.
  • The point where K=1 and all points are in one cluster.
  • The point where WCSS rapidly changes, creating an elbow shape (correct)
  • The point where WCSS starts to move parallel to the X-axis.

    • What is the optimal K value in the Elbow plot analysis?

  • The K value where each point is in a separate cluster.
  • The K value where WCSS starts to move parallel to the X-axis.
  • The K value corresponding to the Elbow point. (correct)
  • The K value where WCSS is lowest.

    • Which clustering scenario is not acceptable in the Elbow plot analysis?

  • The scenario where K=1 and all points are in one cluster.
  • The scenario where WCSS rapidly changes, creating an elbow shape
  • The scenario where WCSS starts to move parallel to the X-axis.
  • The scenario where K=N and each point is in a separate cluster. (correct)

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