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With SmartDirt 1.0 completed (December 2011), we're over due to analyze the measured results of the SmartDirt team. This page will summarizes the actual SmartDirt effort and durations, and computes the teams velocity. Velocities can be used to calculate estimates and predictions of future projects.
First, the raw data:
Story | Estimate (ideal days) | Measured | Effort Velocity | Calendar Duration | Calendar Velocity |
0 | 8 | 4.25 | 1.88 | 2 | 4.00 |
1 | 26 | 30 | 0.87 | 31 | 0.84 |
2 | 44 | 42.1 | 1.05 | 35 | 1.26 |
3 | 51 | 57 | 0.89 | 35 | 1.46 |
4 | 37 | 99 | 0.37 | 29 | 1.28 |
5 | 65 | 32.5 | 2.00 | 140 | 0.46 |
6 | 26 | 27 | 0.96 | 60 | 0.43 |
The following charts show the velocity as measured for the development duration of the project. The first chart shows the estimates of stories (in ideal days) and the measured duration (in actual days). If the team is “hitting it's mark” the two numbers will be identical for each story (variation between stories is due to the actual technical content of each story).