what is the function of timepost in segmented regression what is the correct specification for a segmented regression of interrupted time series data? what is a time-series variable? quizlet what is the correct specification for a segmented regression of interrupted time series data? ________ is a variable that indicates when an observation is made and __________ is a variable that is continuous? what is the correct specification for a segmented regression of interrupted time series data? what is the correct specification for a segmented regression of interrupted time series data with a non equivalent comparison group? what is the correct specification for a segmented regression of interrupted time series data with a non-equivalent comparison group? what is the correct specification for a segmented regression of interrupted time series data with a non-equivalent comparison group what is the correct specification for a segmented regression of interrupted time series data with a non-equivalent comparison group what is the correct specification for a segmented regression of interrupted time series data? what is the correct specification for a segmented regression of interrupted data with a non-equivalent comparison group? what is the correct specification for segmented regression of interrupted time series data with a non-equivalent comparison group? what is the correct specification for the segmented regression what is the correct specification for a segmented regression of interrupted time series data with a non equivalent comparison group time for a segmented regression what is the correct specification for a segmented regression of interrupted time series data with a non equal comparison group? which variable indicates the time of every observation? what is the correct specification? what is the correct specification for a segmented regression of interrupted time series data with a non-equivalent comparison group?