New answers tagged estimating
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Start with task 1 and 2 since they don't have predecessors, as David Espina said. Note when they finish. Now you have task finishing at day 1, task 2 at day 2. (active task #1 at 2; #2 at 2).
Then repeatedly
1. Find the first active task to finish. Here task 1 at day 1.
2. Look at which tasks can now be done. Here that is task 4.
3. Figure when it will ...
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You've stumbled upon the problem of task scheduling. As long as you have just one resource at work, it's not very hard to solve - you just start whichever task can be started.
It gets more tricky when you have multiple resources used to accomplish tasks. Then it becomes the resource constrained scheduling problem, sometimes also called resource leveling. ...
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