what does the mdc test measure what is the difference between a SEM and a mdc what is the difference between a standard error of measurement and minimum detectable change? what is mdc? what is mdc used for? what is the difference mdc how do i find the difference between a measurement and an example of a test-retest? standard error of measurement what is standard error of measurement how to find difference between two measurements what is a measurement error how to find the difference between two tests what is the difference between the standard error and minimum detectable change (mdc) how do you test a test reliability difference in standard and min how to determine whether a measurement is different difference between sem and mdc how to find if two tests are comparable how do you find the difference between the two measures what is the standard error vs minimum detectable change? what is the difference between a measure and a standard error of measurement