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 condition causes flaky, itchy skin on the scalp and can occur behind the ears. According to the Merck Manuals, dermatitis causes an itchy, often red, rash sometimes accompanied by blisters, swelling and often oozing, scabbing and scaling. Ringworm can affect the skin behind the ears.