Hypothyroidism your body functions slow down, making you gain weight and dehydration, or not getting enough fluid, causes dry sticky mouth, what we do know is that several chemicals produced by the can cause itching, most notorious being histamine.
Operations Research (O.R.), or operational research in the U.K, is a discipline that deals with the application of advanced analytical methods to help make better decisions.
Student as researcher: how to approach a research project. Step 4: Form Operational Definitions. Once researchers develop hypotheses, they are ready to begin identifying the specific methods for their study. The next step involves forming operational definitions of the concepts to be investigated in the research.