what is the difference between std and ma r model of what to expect with a difference in std r is there a difference between a std and ma1 what aic value is in std dd r aic what type of aic is r difference between std and aic what is stdd aic difference in acf in r what is the log likelihood of a std what is aima what is the aic in r and std which model would have trend-like behavior? what is the difference between std and ma1 which is different about a series in r? what is the aic and std of a model in r std in r how to check for aic difference stddif tseries aima difference test what is the aic value of d