find trend in variance formula how do i find trend in variance how to find the trend for variance in r how to find trend of variance in r which of the following functions is used to find a trend in variance what is the average variance rnormltv how to find the trend in variance in r r find trend in variance how to find trend in variance how to find a trend in variance in r how to find trend in variance rnormltv definition how to find trends of variance in r average distribution and linear trend in variance definition how to find trend of variance how to find a trend in variance with r how to find trend in variance rnormltv plotting average variance what is the rnormltv function how to find trend in variance in r