Which of the Following Is Not a Procedure to Check

question 56

Multiple Choice

Which of the following is not a procedure to check the quality of clustering results?

• A) Split the data randomly into halves. Perform clustering separately on each half. Compare cluster centroids across the two subsamples.
• B) Delete variables randomly. Perform clustering based on the reduced set of variables. Compare the results with those obtained by clustering based on the entire set of variables.
• C) Use the same method of clustering and compare the results.
• D) Perform cluster analysis on the same data using different distance measures. Compare the results across measures to determine the stability of the solutions.