Estimating Effort - An Explicitly Implicit Approach
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It is difficult to make predictions, especially about the future. Sage advice. So why bother estimating the amount of work needed to complete a product backlog item? After all, since estimates are about the future the probability is high that they will be wrong. Actually, they may very well be guaranteed to be wrong. It's just that some of the guesses will be more accurate than others. And if they happen to match what the effort ended up to be, they just look like they were "right."
Estimating Effort - An Explicitly Implicit Approach
Estimating Effort - An Explicitly Implicit…
Estimating Effort - An Explicitly Implicit Approach
It is difficult to make predictions, especially about the future. Sage advice. So why bother estimating the amount of work needed to complete a product backlog item? After all, since estimates are about the future the probability is high that they will be wrong. Actually, they may very well be guaranteed to be wrong. It's just that some of the guesses will be more accurate than others. And if they happen to match what the effort ended up to be, they just look like they were "right."