Standardize the accompanying data set, and then perform principal component analysis. a. How many principal components do
Question:
Standardize the accompanying data set, and then perform principal component analysis.
a. How many principal components do you need to account for at least 80% of the total variance?
b. What are the weights for computing the first principal component scores?
c. What is the second principal component score for the first observation?
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Authors: Sanjiv Jaggia, Alison Kelly, Kevin Lertwachara, Leida Chen
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