How Would You Differentiate Between Principal Component Analysis (PCA) and Factor

question 9

Multiple Choice

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.

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