When a dataset from a non-negative random variable contains zero or very small observations, the folded-normal distribution (FND) can be an appropriate model for fitting the data. Such data includes ...

Aim This study evaluates if characteristics (eg, location, size, volume) of clusters of defects on an initial visual field ...

A test and its empirical distribution (n > 4) has been developed to examine whether a set of sample results arise from a population which possesses a uniform distribution. The test statistic is easy ...