why do some people use the ancova technique what kind of data does ancovka use which of the following is a nonparametric approach to ANCOVA? p. what type of distributions is used for ancova in statistics what is the difference between annova and annova? what is aNOVA and ancova what is the difference between annova and ancva what is ancova used for what kind of ANCOVA is needed to find a normal distribution what is the nonparametric option for ancova how to use ancovva why is ancovva used can ancova be used in nonnormal distribution what is the standard deviation of an anteva what is ANCOVA when should ancova be used for nonnormal distributions? what is the difference between ancouva and ancouva what is niqova can anova be used for nonnormal distribution why use anovova