why is ordering based on nonparametric regression necessary for predicting stock price? why is ordering value necessary why is ordering used in regression why is an ordered value used for nonparametric regression? why do u need ordering of values in regression why is the ordering of the value necessary for a nonparametric regression test? why order log returns why is ordering the value necessary how to find log return why is ordering of values necessary why ordering values are necessary for a regression why ordering values is necessary for regression why is it necessary to model with a nonparametric model? why is it necessary to order the data how to use ordering in regression what is the function of linear regression what is the ordering of the log returns why does not use a function to sort log returns why is ordering data necessary for regression why is ordering the value necessary