Which of the Following Statements About Calculating Composite Indices Is

Multiple Choice

Which of the following statements about calculating composite indices is NOT correct?

A) The weighted average of relatives and weighted aggregate produce the same value
B) Neither method for calculation is preferred - but the method used in calculation should be reported
C) When comparing composite indices, the same method should be used
D) The weighted average of relatives method is less affected by extreme values than the weighted aggregate method