Medical Definition of melena. : the passage of dark tarry stools containing decomposing blood that is usually an indication of bleeding in the upper part of the digestive tract and especially the esophagus, stomach, and duodenumâcompare hematochezia.
A forecast analyst's job is to research how to capitalize on existing trends as well as identify new and developing trends and sales opportunities in the market. A bachelor's degree is necessary for most forecast analysis positions, and a master's degree is often preferred for higher-level roles. Source: *U.S.
For related topics, see Forecasting. Economic forecasting is the process of making predictions about the economy. Forecasts can be carried out at a high level of aggregationâfor example for GDP, inflation, unemployment or the fiscal deficitâor at a more disaggregated level, for specific sectors of the economy or even specific firms. 1 Overview.