There are four measurement scales (or types of data): nominal, ordinal, interval and ratio. These are simply ways to categorize different types of variables.ote: a sub-type of nominal scale with only two categories (e.g. male/female) is called â dichotomous .â If you are a student, you can use that to impress your teacher. Continue reading about types of data and measurement scales: nominal, ordinal, interval, and ratioâ¦.
A cutaneous horn, also known as cornu cutaneum, refers to a specific appearance of a skin lesion in which a cone-shaped protuberance arises on the skin caused by overgrowth of the most superficial layer of skin (epidermis).
The horn is made of compressed keratin fibers, the same material that is found in fingernails and hair. (The Wild Ones animal Index) For the source and more detailed information concerning your request, click on the related links section (Answers.com) indicated at the bottom of this answer box.t is not attached to the skull and is not bone. Although the horn is made from the same substance as hair, the horn itselff is not composed of hair as previously thought. The horn of the rhinoceros is a dermal one, meaning made from something much like skin. Skin is composed of collagen and elastic fibres.