what is pca and efa analysis why is pco and efa needed simultaneously what is pca data analysis definition when to use pca and efa in the same data set what is the purpose of the principal component analysis (pca) what is the difference between principal component analysis and exploratory factor analysis? what is the difference between principal component analysis and exploratory factor analysis in an analysis? can you do EFA and pca in a same data set at the same time? does efa and pca work together can exploratory factor analysis be performed on the same data set is pca same as exploratory factor analysis what should you use for efa and pca what makes a pca and an efa difference what is the primary goal of pca and efa when to use exploratory factor analysis and principal component analysis what is pca data analysis can pca and efa be performed on the same data set which is more exploratory factor or principal component data when to use exploratory factor analysis in pca when performing pca and efa analysis what should you do