what is the measure of how well the data fits to the reference data how do you find out if a data set is fit to a function how do you measure how well a set of data fits to a set of functions? what is a good way to measure how well a set of data fits to a set of functions which linear function contains 98% of variance in pca how to measure a set of data how to measure how well a data set fits to a set of functions what does pca measure in math how to measure how well data fits into a function what is the best way to test whether a set of data is fit? can you use principal component analysis to measure how well the data fits to a linear function? how well does the new data fit the reference data which is a measure of the fit of a set of data in a linear function? how well does the data fit to the reference how can i tell how well a data fits to a function how to do a parametrize in principal component analysis what is pca measurement how to measure how well a set of data fits in a set of linear functions and variables how to measure how well data fit into a function how to calculate the variance of the data in a linear function