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.
Definition of Cycle Forecasting. The current state of the economy and where it might be headed in the near future is of utmost concern to entrepreneurs who are interested in launching new ventures. For example, if the economy is nearing a recession, it might not be a good time to start a new company.