what is the ppca plot can pca be applied to two data sets what is the application of pca why would a pca plot be used what does pca stand for? how can an pca be analyzed how to use pca analysis why use pca data? which two features of pca data would you find? why do you do pca on iris data can you use a pca plot on two data sets is pca used for data how to analyze pca graphs is pca plot a linear model when do you plot principle components after pca how to plot pca why does pca analysis work? how to interpret pca plot what's pca what is the principle components pca analysis