Figure 2. Histogram and Smooth curve plots for martingale residuals() .Sample sizes n=30, 50 and 100, percentage of right-censored= 0, 10 and 30, σ=0.8

From

Performance of Log-Beta Log-Logistic Regression Model

Mahmoud Riad Mahmoud, Naglaa A. Morad, Moshera A. M. Ahmad

American Journal of Applied Mathematics and Statistics. 2016, 4(3), 74-86 doi:10.12691/ajams-4-3-3