Which statement is not true about principal components analysis (PCA)?
A) The total variance in the data is considered.
B) The diagonal of the correlation matrix consist of unities.
C) The factors are estimated based only on the common variance.
D) PCA is recommended when the primary concern is to determine the minimum number of factors that will account for maximum variance in the data for use in subsequent multivariate analysis.

Question

Quizplus · Accepted Answer

PCA considers both common and unique variance in the data, not just the common variance.

Which Statement Is Not True About Principal Components Analysis (PCA)