HOW CAN I DO AWAY WITH ERROR TERM HAVING ZERO DEGREE OF FREEDOM SO THAT TUKEY POST HOC TEST CAN BE PERFORMED.

I did a two way ANOVA and proceeded for a Tukey Post Hoc Test. I got this warning that Post hoc tests are not performed for Medium Concentration because error term has zero degrees of freedom. 

05 May 2017 4,080 2 View