Points estimation
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![Page 1: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/1.jpg)
Point estimationMarvin Froeder
![Page 2: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/2.jpg)
Point estimation
Use samples to best guess
“In statistics, point estimation involves the use of sample data to calculate a single value (known as a statistic) which is to serve as a "best guess" or "best estimate" of an unknown (fixed or random) population parameter.”
![Page 3: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/3.jpg)
Sample
TASK:
WE CONVEY:
Drink one can
One can = 2 point
![Page 4: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/4.jpg)
Sample
TASK:
ESTIMATE TO
Drink 3 cans
3 cans = 6 points
![Page 5: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/5.jpg)
Sample
TASK:
ESTIMATE TO
Drink 12 cans
Twelve cans = 24 points
![Page 6: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/6.jpg)
Sample
TASK:
ESTIMATE TO
Drink THE can
The can = 30 points
![Page 7: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/7.jpg)
Sample
TASK:
MORE OR LESS WORK THEN A CAN?
Drink a juice
One juice = 1 point
![Page 8: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/8.jpg)
Sample
TASK:
MORE OR LESS WORK THEN A CAN?
Drink 2 shots
2 shots = 2 points
![Page 9: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/9.jpg)
Sample
TASK:
CALL ME
![Page 10: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/10.jpg)
Task
SIZE AS CHANGE
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Velocity
points per time unit
“Velocity is a measurement of how much the team gets done in a sprint. Velocity is what actually got done in the last iteration not what is planned.”
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Velocity
TASK -> 6 POINTS WHO? (ME)
History 2 hours ;)
Velocity: 3 points per hour
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Velocity
TASK -> 6 POINTS WHO?
History 3,5 hours
Velocity: 1,72 points per hour
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Velocity
TASK -> 6 POINTS WHO?
History ¿?
![Page 15: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/15.jpg)
Velocity
TASK ~ 1 POINTS WHO? (ME)
History: ???
Know velocity: 3 points per hourRisk: Salty beer
![Page 16: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/16.jpg)
Velocity
TASK ~ 1 POINTS WHO? (ME)
History: ???
Velocity: 3 points per hourRisks: What is that?
![Page 17: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/17.jpg)
Velocity
TASK ~ 52 POINTS WHO? (TEAM)
History 1 hour
Team velocity: 52 points per hourIndividual velocity:5 points per hour
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Velocity
TASK ~ 52 POINTS WHO?
10 hours per day x 2 days
Velocity: 26 points per day?Velocity:2,6 points per hour20,8 points per regular day
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Velocity
VELOCITY = HISTORY / TIME
![Page 20: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/20.jpg)
Velocity
MUST CHANGE ON EACH SPRINT (LAP)
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Velocity
CHANGES AS TEAM CHANGES
![Page 22: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/22.jpg)
Velocity
SLOW DOWN ON INCERTANTIES
![Page 23: Points estimation](https://reader035.fdocuments.in/reader035/viewer/2022062319/55849925d8b42a33688b4998/html5/thumbnails/23.jpg)
Questions?