which rms method describes a trait as a fixed or random effect? personality variables are grouped in a fixed or random way. what is the difference between a fixed or random effect? personality trait as fixed effect are personality traits always fixed or random? which personality trait is a fixed effect? what personality factors are fixed effects? are personality factors random or fixed is treatment type a fixed effect are personality trait variables fixed can a mixed model have variable personality traits what is the difference between fixed and random personality traits which variable is a fixed trait how to predict personality traits is personality traits a fixed effect personality traits are fixed or random effects what is the difference between personality and personality traits? spss personality traits what type of random effect is the variable personality traits? what personality factors would be treated as fixed effects in a randomized controlled trial