can you do a multiple comparison ANCOVA can an ancovva be used for multiple comparison how many planned comparisons for alcohol do you need an acrova correction for planned contrasts when do you correct for multiple comparison can you use an ancová for multiple comparisons why do you use planned contrasts what is planar contrast correction can you correct for the comparison of treatment conditions in ANCOVA can you make adjustments in planned contrasts why is planned contrast not correct a priori can a controlled trial use an ancova? do you need an ancova for multiple comparison which condition is used to correct for the omnibus ancova? can you use an ancova on multiple a priori studies? how to correct for a planned comparisons how to correct for multiple comparison analysis can you correct for multiple comparisons ANCOVA adjustment for multiple comparison can planned comparisons be corrected?