9. Evolving estimating
• Ideal days (load factor)
• Story points
• 1,2,3,5,8
• 0?
• 10,20,30,51?
• T-shirt sizes
• Story count
Measuring scope
Wednesday, May 16, 12
10. Takeaways:
Trend towards story counts
Measuring scope
Wednesday, May 16, 12
11. Estimates
and
Commitments
Wednesday, May 16, 12
12. • Good reasons to estimate:
• Go/no go based on cost
• Market window
• ROI comparison
• Bad reasons to estimate
• Because . . .
• Ask whether:
• Time, price or both?
• Will estimate matter?
• Accuracy required?
Why Estimate?
Wednesday, May 16, 12