how to measure the accuracy of the x-y variable what measures the accuracy of atmospheric pressure how do you measure agreement how accurate is the value of y which variable is the accurate measure of air pressure what is the measure of absolute accuracy what variables do an altman plot how accurate is the measure of accuracy what is the measure of accuracy how is accuracy measured in data what is the bland altman plot what is the bland altman plot what is the purpose of the bland-altman plot method what is the correct measure of accuracy for a continuous data set. which of the following variables represents true values of atmospheric pressure? why do i use the bland-altman plot when do you compare two continuous variables and how to determine accuracy what is the measure of accuracy how accurate is the variable y why do the four variables on a plot represent the true values of each variable?