O'Reilly logo

Project Management Step by Step: How to Plan and Manage a Highly Successful Project by Richard Newton

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Estimating time

The part of planning that people find the hardest, and which they often get stressed doing, is estimating how long the project will take. Accurate estimating is difficult and most people are simply not very good at it. The first thing to understand is that whilst it is helpful for your estimates to be as accurate as possible, don’t try to make them perfect. They are inherently uncertain as they are a judgement about the future. If you try to make them perfect you will spend more time estimating than doing anything else on your project. Estimation is as much an art as it is an accurate science – and is best done with experience of doing similar tasks before.

The next thing to clarify is what you are estimating. Your estimates ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required