JMP ANOVA giving wrong number of degrees of freedom
Hello, Brand-new to JMP, so my apologies if I'm doing something obviously wrong to you, the wise ones. I am trying to run a two-factor ANOVA on a dataset that involves battery test life at 3 different temperatures using 3 different materials. When I run "Fit Model" using JMP, however, I get only 1 degree of freedom for each of my effects, not 2 like I would expect (3 data points - 1 = 2 degrees ...