{"discuss":[{"ddate":"12-Apr-2013 09:16","dcontact":"MDLUuk","dtext":"1) What is different between duration estimates and effort estimates","dtags":"Estimation","darch":"0"},{"ddate":"13-Apr-2013 09:51","dcontact":"MCeWiV","dtext":"Hi Balaji, Assume it will take 1 day(8hrs) with 1 resource to complete a task named de-installation (of a Decommissioning work package) , then , effort estimates for 3 resources would be n times 1 day work , then = 3 x 8hrs = 24hrs","dtags":"Work Contours","darch":"0"},{"ddate":"13-Apr-2013 02:12","dcontact":"MDLUuk","dtext":"Can you please give example for the following<br>2) Is Rolling wave planning similar to progressive planning.<br>3) Alternatives Analysis: Identifying the best resource, recruiting \/ outsourcing,buy \/make decision<br>4) Bottom-up Estimating - need more explanation and not able to get clarity<br>5) Publishing estimate: is that similar to consultant with the per hr cost.<br>6) Few EG on Discretionary dependency<br>7) Analogous (top down): Comparing with your historical date (MPP) taking inputs<br>8) Parametric\/Quantity-Based Estimating: <br>","dtags":"Estimation","darch":"0"},{"ddate":"13-Apr-2013 04:56","dcontact":"MCeWiV","dtext":"2) Is Rolling wave planning similar to progressive planning - yes , is an example of progressive planning as per pmbok, v talked about decomposition of PP that gives us progressive planning, just to distinguish, from it, in Time mgtm, when new activities are added in an already decomposed activity list it is called so. How waves appear, sometime low (sticking to baseline for a period of time) then high rise tide (CR causing re-baseline)..<br><br>3) Alternatives Analysis: Identifying the best resource, recruiting \/ outsourcing,buy \/make decision<br>What options alternatively available in absence of any resource assumed in plan.&nbsp; &nbsp;<br><br>4) Bottom-up Estimating - need more explanation and not able to get clarity<br>e.g. each activity hrs are rolled up to give project estimate. uninstall-24hrs (including wait) + physicalclean(30hrs) = decommission (44hrs) instead of saying decommission (44hrs) = uninstall-24hrs (including wait) + physicalclean(30hrs) which top down.<br><br>5) Publishing estimate: is that similar to consultant with the per hr cost.<br>(get estimate help from maganize .e.g. employee pay in job portal survey)<br><br>6) Few EG on Discretionary dependency<br>Discretionary Dependency(DD - remember it as Demand Draft),<br>Project manager can Draft his own sequencing of activities , because the situation Demands so e.g. let us assume for a normal Installation work package , we have a standard sequence of activities which the office mandates, now also assume u are in a remote tea estate mountain where you need to go and install such software. Office cannot mandate an installation standard because, only the situation in that tea estate (such as&nbsp; availability, frequency and mode of communication and transportation of tower signals, ur movement, etc will demand you how to sequence the installation activity) ...<br><br>7) Analogous (top down): Comparing with your historical date (MPP) taking inputs<br>see 4 last part, derived from previous such decommissioning. Problem here is, decommission may look similar but not same. factors would have changed..eg. no. of servers would be more<br><br>8) Parametric\/Quantity-Based Estimating:<br>1 machine uninstalling takes 1 hour, then, how many it would take for 100 machines = 1hr x 100mac = 100hrs","dtags":"Estimation","darch":"0"},{"ddate":"16-Apr-2013 01:12","dcontact":"MDLUuk","dtext":"1) Successor activity 2 S can start after two predecessor P1 and P2, <br> P1:5 Days, <br> P2: 7 Days<br>In backward pass S can start after ?","dtags":"CPM","darch":"0"}]}