Numbers that are within the inner fences are considered reasonable.'' The whiskers go to the farthest numbers that are within the fences. Then we go out a distance of 1.5(IQR) again from the inner fences, and draw the outer fences. These are more for show and to make the neighbors jealous.
Why Do Hot Spots Occur? Anything that irritates the skin and causes a dog to scratch or lick himself can start a hot spot. Hot spots can be caused by allergic reactions, insect, mite or flea bites, poor grooming, underlying ear or skin infections and constant licking and chewing prompted by stress or boredom.
What diseases cause black spots on your skin? Quick Answer. Melanoma and seborrheic keratosis are two skin disorders that cause the appearance of dark or black spots. Melanoma is a form of skin cancer that is serious and can develop on any area of the body, as stated by the National Cancer Institute.