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In practice, of course, uninterrupted work is not the normal state, nor is the set of epics and stories in JIRA the only activities a person may be engaged in on the project. For example, certain people are in leadership positions, and must attend non-DM project meetings and reviews. These other activities, while not in JIRA, are accounted for in PMCS. Without those elements taken into into account, a developer would have roughly 5 days/week * 26 weeks * 2 SP/day = 260 SP available in a 6 month cycle.
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| Developer, no science time, no leadership resonsibility | 157.5 |
| Developer, no science time, leadership responsibility | 11267.5 |
| Scientist, 20% science time, no leadership responsibility | 126112.5 |
| Scientist, 20% science time, leadership responsibility | 8722.5 |
(In fact, these estimates are calculated by assuming an efficiency factor of ~0.7, but you do not need to know that and that factor could be revised, or even changed for particular groups, in future. The spreadsheet which these calculations are extracted from is attached to this page). Obvious corrections can be made for shorter cycles (e.g. Winter 2015, which is a 5 month cycle) or to calculate the number of story points which can be addressed per sprint.
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