Proposition is a statement about observable phenomena(concepts) that may be judged to be true or false.When a proposition is so formulated for empirical testing ,we call it a hypothesis..As a declarative statement about the relationship between two or more variables, a hypothesis is of tentative and conjectural nature.
Visual symptoms of scabies: what do they look like, and where are they found? Scabies can be on almost any part of the body, but often the hands are the first area affected. Scabies also particularly like to live in skin folds and crevices, such as those on the inside of the wrist.
Usually the first sign of scabies that you can see are small pink or red dots or bumps that look like hives, tiny bites, or pimples. Be cautious however, this is only the typical or 'classical' way that scabies appears; scabies may appear in many different forms.