what is the difference between a trend and a trend? why does adf show no trend why use loess to predict trend when is a downtrend detected in r what is the correlation between loess and trend in r how do you find trend in r how to test if there is a slight downward trend what is the trend of a graph how do you find evidence of a trend in a linear graph using r can an adf finding no trend be a filtered trend is the trend detected by loess? is trend or no trend when the trend is stationary do we check if it is trend what is dickey fuller trend adf.test indicates that the trend is stationary what is the adf.test how is a trend determined in a time series how to find the trend on a time series how does a linear trend work when the trend is stationary can it be detected in a linear model?