GetIntMod               Find the intervention model with necessary
                        covariates
GetLikeDI               Calculate the Likelihood function value provide
                        a certain intervention model
GetPV                   P-Value for a certain hypothesis for delta
Nile                    Annual FLow of Nile River at Aswan, 1871-1945
casualties              Casualities time series with covariate
fitdi                   Fit Dynamic Intervention Model
print.dynia             Print the class of dynia
