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.
There are many types of hyper-pigmentation, but the following 3 are the most probable causes for dark spots, brown spots and age spots to appear on the skin. 1  Sun Exposure: Darker pigment spots such as age spots are caused by sun exposure and harmful UV rays that produce excess melanin. When UV rays are deposited in the skin where it then triggers the melanin in your skin to over produce and leave dark spots and age spots on the skin.