How would you differentiate between principal component analysis (PCA) and factor analysis (FA)?
A. PCA is concerned with explaining the maximum amount of total variance, whilst FA is concerned with covariance.
B. FA is concerned with explaining the maximum amount of total variance, whilst PCA is concerned with covariance.
C. PCA and FA are essentially the same thing, but PCA relates to psychology, whereas FA relates specifically to motor control.
D. PCA and FA are essentially the same thing, but FA relates to psychology, whereas PCA relates specifically to motor control.
Answer: A
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