Which of the following is systematic interactive forecasting method that relies on a panel of experts?
The Delphi method is a process used to arrive at a group opinion or decision by surveying a panel of experts. Experts respond to several rounds of questionnaires, and the responses are aggregated and shared with the group after each round. The Delphi technique is a group communication method where a panel of experts arrive at a consensus over a series of questions and discussions. It is used for estimating or forecasting. ... Then the question and discussion rounds begin, and usually end by the third or fourth round.