if two groups change over time, what do you mean by increase rate? why does r have higher increase rates r how to compare increases how to compare increase rate over time how do i compare increase rate and decrease rate over time? how do you measure increase rate how to compare increase rate over time why is y and y increasing over time when you compare rate over time two groups what are they called compare increase rate over time how to compare increase rates over time in ns comparing increase rate over time if a group is two and increases over time, why do you compare the increase rate of x,y,y,y,y,z? when can x and y be equal, how do you compare the increase rate to the increase rate of the corresponding group? why does the x-y rate decrease what is the increase rate for each group how to compare the increase rate over time why does a rate increase change what is the difference between change rate and increase rate over time comparing increases between groups