how to impute data in r which package can be used to imput observation in multivariate time series? what is the missing observation package how many observations in r what package can be used to impute data what to do when missing an observation is in a time series? why are missing observation in multivariate how do you add missing observations in a time series in r imputation of missing observations in time series how to impute observations in time series r imputation missing observation definition what package can r use in imputation for missing observation can observation be imputed how do you add a missing observation in r how many missing observations can imput what package can be used to imput observations in time series? r what package to use to add missing observations how to add missed observation what to put in time series based on missing observations can you use r for missing data in multivariable time series