STA 4702 5701 Quiz 2

Sta 4702 5701 quiz 2

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Unformatted text preview: STA 4702/5701 Quiz 2 16 Feb 2009 Name: ____________________________________ UFID: _____________________ 1. What is the “loading” between a variable X and a common factor F? 2. What are the differences between Principal Component Analysis and Factor Analysis? 3. What is an eigenvalue in Principal Component Analysis? How does it differ from an eigenvector? 4. What is the communality of a random variable X in Factor Analysis? Does communality exist or get used in Principal Component Analysis? 5. In both Principal Component Analysis and Factor Analysis the number of axes or common factors needs to be decided by the researcher. What method do you recommend be used?...
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