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Recommend a technique for project time estimation.

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تم إضافة السؤال من قبل Themali Silva , Sr Technical Product Manager , Plusgrade
تاريخ النشر: 2014/08/12
Salauddin Mohammad
من قبل Salauddin Mohammad , Sr. Manager, Software Development , Aspen Technology Inc

Bottom-Up Estimating

Top-Down Estimating

Comparative Estimating

Parametric Estimating

Three-Point Estimating

 

Among these, three point estimation allows you to set more reasonable expectations, based on a more realistic estimate of outcomes.

Nancy Refai
من قبل Nancy Refai , Health, safety and environmental management Trainer and consultant , Freelancer

historical analysis. drill down for possible delay reasons

Ahmed Montasser Hasan Ibraheem Farag
من قبل Ahmed Montasser Hasan Ibraheem Farag , Project Manager , Rawafed Tech

I prefer Three-Point Estimating when we didn't have any history, and pearl when we have history

مستخدم محذوف‎
من قبل مستخدم محذوف‎

I agreed to Mr. Raafat Sallam

Raafat Sallam
من قبل Raafat Sallam , Organizational Development and Training Consultant , Training Centers, Marketing Organizations.

There are different tools to make the required analysis to estimate project time:

1-20-80 rule

2- Critical Path Method

3- Critical Chain Method

4- Resource Leveling

hatem labib
من قبل hatem labib , Quality control manager , MISER consultant

1- By experinces.

2- By break down.

3-By tables and equations.

مستخدم محذوف‎
من قبل مستخدم محذوف‎

I recommend

1.PERT- Program Evaluation and Review Technique

2.CPM-Cirtical Path Method

These are the most commomly used to calculate estimated time for a project.