In an experiment where different genotypes were taken to evaluate the effect of mutagen, how can we proceed towards data interpretation where we found some of the plant at a certain dose were killed or not shows any sign of growth. for eq. seeds of Okra treated with an chemical mutagen and at a high dose of that chemical all seeds either showed no germination or get killed at an early stage of growth. Here how can we correctly shows our remarks regarding data related to reproductive phase as average of data goes towards extremes.