what is r square x and accuracy what is the ratio between r2x and accuracy in the pls model? when to use r2x in prediction when building a model what is the r2x for accuracy and cross validation what is the correct approach to pls analysis what is the ratio of r2x of pls what is the model creation pls what is PLS analysis in pls does pls analysis have cross validation what is ppls analysis what is a pls model what is pls what is the pls methodology what is the r2x and accuracy of pls what is r2x accuracy for prediction analysis what is the r2x pls what is pls model x when designing models what is pl definition in pls analysis what is the difference between accuracy and r2x