In a variety of problems involving models from genetics, latent-class analysis, and missing data, I apply a log-linear model to an indirectly observed frequency table. Current algorithms for ...

The shape of a distribution describes its overall form and symmetry. Common shapes include symmetric, skewed, and uniform. Symmetry: A distribution is symmetric if it can be divided into two ...

The five-number summary is a set of descriptive statistics that provides a quick and informative overview of a dataset's ...

Hyaluronic acid (HA) products are widely used in both medical and cosmetic fields due to their excellent moisture-retention, ...