why not do you normalize before pca why does pca always give a higher pca if normalised how do you get unit variance why should we not normalize before pca do you normalize the data before pca why do we not normalize the data why should data be normalized before pca should you normalize your pca prior to pca should normalize prior to pca do you normalize before pca can i normalize a pca after pca? can normalizing data before pca how to get average pca can you normalize before pca should i normalize before or after pca how can we normalize data before pca should you normalize before pca should we normalize before pca compared to pca when should normalization be done before pca why should i not normalize prior to pca