Which of the Following Is NOT One of the Key

Multiple Choice

Which of the following is NOT one of the key decisions to be made when cluster analyzing data?

A) selecting and coding the attributes necessary to generate natural groupings
B) selecting an appropriate method of measuring the similarity or resemblance of the objects
C) select a method of testing the significance of the solution and naming the resulting clusters
D) both a and c are not key decision in cluster analysis
E) all of the above are key decisions in cluster analysis