dolution
dolution.
Open the MDS data-set
a. Using the PROXSCAL program, assume that the data are ordinal and compute the distance matrix between pairs of sports for the 50 respondents with two-dimensional MDS
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Order Paper Nowb. Which sports are the most similar according to consumer perceptions? Which ones are the most different?
c. What are the differences between this distance matrix and the one produced by ALSCAL (see exercise 1)?
d. Try and change the type of measure, the initial configuration (the latter from the OPTION menu) and the number of dimensions and find the best output according to the STRESS function
e. Repeat the analysis, this time looking for similarities between respondents for the ten sports on two-dimensions
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