Parametric estimating is a guaranteed inclusion on the PMP Exam. This article is assured to give you at least one point (but more likely four or five). Parametric estimating is a project estimation technique whereby a unit rate is used and multiplied by the number of units. For example: A house building project is estimated at $120 per square foot A contractor … [Read more...]
Analogous estimating uses the actual data from a previous project as the basis for estimating the current project. For example, the previous fence cost $75/foot therefore this one should cost about $100/foot. Many different variables can be compared, such as: scope cost budget duration Measures of scale: Size, weight, length, etc. Work units: … [Read more...]
In 1986, the NASA Space Shuttle Challenger exploded spectacularly upon take-off in front of one of the largest live TV audiences in history (to that time). The investigation concluded that several tiny O-rings that sealed the rocket booster to the fuel supply failed. These O-rings were about 1 foot in diameter. Just like the tiny O-rings were able to bring down the … [Read more...]
Carpenters have hammers, plumbers have wrenches, and programmers have computers. But does a project manager have any tools which help them perform their work better, quicker, or cheaper? Absolutely! In fact, if you don't use these tools you will be at a serious disadvantage to other project managers. And if you do, your career will see an order of … [Read more...]
Discounted cash flow is an project investment valuation method whereby future cash flows are discounted by a rate that accounts for the time value of money. It is used to make decisions between various available projects, or to determine the economic feasibility of a project. For example, when a business is expecting revenue of $250,000 next year, the current … [Read more...]
Estimating task durations is one of the fundamental parts of project management. It involves the estimation of the amount of time required by a certain project activity given the available resources. This happen directly after cost estimating. In the Project Management Body of Knowledge (PMBOK), the main output of the Estimate Activity Duration process are Activity … [Read more...]
