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ПЕРЕСТАН
ЬТЕ
СПРАШИВ
АТЬ
«КОГДА?»
одинизСкрамГидов
agilebasecamp.org agileee.org
hotcode.org
Denver Intl. Airport
Denver Intl. Airport
Eurofighter Typhoon
Eurofighter Typhoon
Sydney Opera House
Sydney Opera House
CHAOS REPORT от Standish Group
Среднестатистически проект по
разработке заказного софта
x2 денег
x1.6 времени
ПОРОЧНЫЙ КРУГ
БИЗНЕС ЖАДНО
ХОЧЕТ
МЫ ДАЕМ
НЕРЕАЛЬНЫЕ
ОЦЕНКИ
МЫ НЕ ВЫПУСКАЕМ
ОБЕЩАННОГО
БИЗНЕС НАЧИНАЕТ
ДАВИТЬ
ПОРОЧНЫЙ КРУГ
БИЗНЕС ЖАДНО
ХОЧЕТ
МЫ ДАЕМ
НЕРЕАЛЬНЫЕ
ОЦЕНКИ
МЫ НЕ ВЫПУСКАЕМ
ОБЕЩАННОГО
БИЗНЕС НАЧИНАЕТ
ДАВИТЬ
СТАНОВИТСЯ ЕЩЕ
СЛОЖНЕЕ ВЫПУСКАТЬ
ВО ВРЕМЯ
МЫ ДАЕМ ЕЩЕ БОЛЕЕ
НЕРЕАЛЬНЫЕ ОЦЕНКИБИЗНЕС НАЧИНАЕТ
ДАВИТЬ СИЛЬНЕЕ
Типичный IT проект
ЧТО ЖЕ МЫ ДЕЛАЕМ НЕ ТАК???
ПРОСТАЯ ЗАДАЧКА НА ВРЕМЯ
1. ВМЕСТЕ ОНИ СТОЯТ $1,10
2. МЫШЬ ДОРОЖЕ МЯЧИКА НА ДОЛЛАР
- СКОЛЬКО СТОИТ МЯЧИК?
В «софте» нашего мозга есть «баги».
У нас не все в порядке с оцениванием.
И это не ограничивается оптическими
иллюзиями.
НЕ ЧИТАЙТЕ ЭТОТ ТЕКСТ
И НЕ ВЫЧИСЛЯЙТЕ
3x3 = ?
3x3 =
ЭТО ВСЕ ВАШ «ЗАЯЦ»
ЧТЕНИЕ
JUMPING
TOCONCLUSIONS
ЗАЧЕМ НАМ «ЗАЯЦ»?
В ЧЕМ ЕЩЕ ХОРОШ «ЗАЯЦ»?
СКОЛЬКО БУДЕТ 17x38 ?
ЧТО ПОГУБИЛО РИМСКУЮ ИМПЕРИЮ?
MCMLXXXIV
лень :)
ЧТО ПОГУБИЛО РИМСКУЮ ИМПЕРИЮ?
ИНТУИЦИЯ
быстрые
вычисления
ЛОГИКА
сложные
вычисления
малый расход энергии огромный расход энергии
ЗАЯЦ vs. ЧЕРЕПАХА
ЗАЯЦ vs. ЧЕРЕПАХА 2.0
КОГДА ВЫ ВЫЧИСЛЯЕТЕ СРОКИ
КАКАЯ СИСТЕМА ДЕЛАЕТ РАСЧЕТ?
Сколько было лет
Махатме
Ганди, когда он
умер?
Сколько ему было
лет, когда он умер?
1. Было ли Махатме Ганди
менее 100 лет, когда он
умер?
1. Было ли Махатме Ганди
более 60 лет, когда он умер?
83
среднее
68
среднее
1. Было ли Махатме Ганди
менее 100 лет, когда он
умер?
1. Было ли Махатме Ганди
более 60 лет, когда он умер?
ЭТО ЛЮСИ.
ОНА В ШОКЕ.
ЛЮСИ.
ТАМ ЖЕ.
НОДАЖЕ,ЕСЛИ
ЛЕНИВАЯЧЕРЕПАХА
ПРОСНУЛАСЬИ
ВКЛЮЧИЛАСЬВ
ПРОЦЕСС
ПРОТИВ ВАС РАБОТАЮТ
ЗАКОНЫ ПРИРОДЫ
Задержки
накапливаются.
Задержки
накапливаются.
Задержки
накапливаются.
Задержки
накапливаются.
Ранние завершения
теряются.
Задержки
накапливаются.
Э. Голдратт
время
вероятность
1
ОЗВУЧИВАЕМАЯ НАМИ ОЦЕНКА
ЭТО ПЕРВОЕ ВЕРОЯТНОЕ ВРЕМЯ ЗАВЕРШЕНИЯ
время
Krivitsky’s zapadLaw
НИКТО НЕ ВИДЕЛ ЛЮСИ?
проще говоря:
НАМНОГО ПРОЩЕ ОПОЗДАТЬ,
ЧЕМ УСПЕТЬ!
НО ПРОБЛЕМА НИ В САМИХ
ОЦЕНКАХ И ИХ НЕТОЧНОСТИ
СЛУЧАЙНОСТИ
ЕСТЬ ЛИ ВЫХОД???
ДЕДЛАЙН
(там далеко)ВЫ РЕЛИЗ
ВЫ
42 КТО-ТО ЕЩЕ
242
12
142
83
среднее
68
среднее
1. Было ли Махатме Ганди
менее 100 лет, когда он
умер? 1. Было ли Махатме Ганди
более 60 лет, когда он умер?
СРЕДНЕЕ ПО ВСЕМ ОТВЕТАМ - 76
ПРАВИЛЬНЫЙ ОТВЕТ - 78 !
AS A USER
blah blah blah
ХЗS
M
L
GROOMING
СЕССИИ
2
5
2
1
8
3
2
5
5
2
3
2
Σ
спринты
2
5
2
1
8
3
2
5
5
2
3
2
ВАША СКОРОСТЬ ЗА СПРИНТ
спринты
2
5
2
1
8
3
2
5
5
2
3
2
спринты
2
5
2
1
8
3
2
5
5
2
3
2
спринты
2
5
2
1
8
3
2
5
5
2
3
2
спринты
спринты
ПРОБЛЕМА ОЦЕНОК?
спринты
ЭТО РЕАЛЬНОСТЬ.
Другими словами
(1) ПЕРЕСТАНЬТЕ
ФОКУСИРОВАТЬСЯ НА ОЦЕНКАХ
(они всегда будут кривыми)
Другими словами
(2) ПЕРЕВЕДИТЕ РАЗГОВОР
В РУСЛО ВАШЕЙ СКОРОСТИ
И ОБЪЕМА РАБОТА
Другими словами
(3) ПОСТОЯННО РАБОТАЙТЕ НАД
ПОВЫШЕНИЕМ ВАШЕЙ СКОРОСТИ
И УМЕНЬШЕНИЕМ ОБЪЕМА РАБОТ
ПЕРЕСТАН
ЬТЕ
СПРАШИВ
АТЬ
КОГДА?

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Estimations: stop asking when