how to test the stability of the statistic over time using r what is the most appropriate statistical test to determine the stability of the statistic in r how to check if a period changes in r does r test the stability of the stats over time how to test for stability in r do panel stats change over time how to test stability of stats in r how to check stability of data how to test stability of statistical tests in r how to test stability of a statistic can you test stability of statistics over time with graph in r how to test stability of a statistic in r how to test stability in stats when to use r to check stability of statistics how to test stability of stats for a time series what is r and how can i test the reliability if period changes, what is the difference between mode, mad and mode how do you test for stability of data how to test for stability in r when to use r to check if period is shortened