xts to ts error does seasonaldummy pass to xts which statement is correct about the configuring of xts object to ts object can xts objects be passed to xts can xts be passed to ts how to get from an xts object to an xts does seasonaldummy require a time series object when passing xts to ts object can it be called why does seasonaldummy fail can xts be passed directly to ts objects xts to ts object can a xts object be directly passed to a ts object xts to ts function when you call seasonaldummy, the function returns an error how to call seasonaldummy how to add seasonal dummies can seasonaldummies be passed to xts can xts object be passed to a ts object how to add xts to xts can you use xts objects on a function