Give the procedure of the Delphi method.

1. The co-ordinator presents a specification and estimation form to all experts.

2. Co-ordinator calls a group meeting where the experts talk about estimation issues with the coordinator and each other.

3. Experts fill out forms secretly.

4. Co-ordinator prepares and distributes a précis of the estimates.

5. The Co-ordinator again calls a group meeting. In this meeting the experts mostly discuss the points where their estimates vary widely.

6. The experts again fill out forms namelessly.

7. Again co-ordinator edits and précis the forms, repeating steps 5 and 6 until the co-ordinator is satisfied with the overall prediction synthesized from experts.