Analysis of Nonnegative Observations using Gamma Model with 2 Factors (ANOGaM-2): Theory, Method and Applications with Real-life Data (including R code)

Buu-Chau Truong, Nuong Thi Thuy Tran, Nabendu Pal

Two-factor ANOVA is widely used in experimental studies but relies on additivity, normality, independence, and homoscedasticity. These assumptions are often violated for nonnegativ…