Extrapolating based on similarity to other activities, Studying historical data, Seeking expert advice, Applying the Delphi Technique, Applying the Three-point technique and Applying the Wide-band Delphi technique are some of the methods used for estimating task duration. Of the 6 that were identified, which do you feel will provide the best estimates? How are estimates gathered in Agile? Could Agile teams use one of the 6 methods identified?