Which of the Following Is Not a Way to Assess

Multiple Choice

Which of the following is not a way to assess reliability and validity of the MDS solution?

A) Selectively eliminate stimuli from the input data and then determine the solution from the remaining stimuli.
B) Collect input data at two different points in time and then determine test-retest reliability.
C) Add a random error term to the input data,subject the resulting data to MDS analysis,and compare the solutions.
D) All of the above are ways to assess reliability and validity.