---
title: "25-cost-benefit-analysis"
aliases: 
tags: 
- info201
- lecture
---

# justifying a project
- of difficult to prove justification
- three criteria
	- need
	- funds
	- strong will

# deciding whether to pursue a project
- what the project address
	- a problem
	- opportunity
	- directive
- time frame
- overall priority
- what options do you have

# Case study
![library web system](https://i.imgur.com/KXOOiQ9.png)

# Feasability analysis
- should we build it (organisational)
	- nature and strength of need
	- strategic alignment? overall priority?
	- stakeholder support? Champion?
	- e.g., (otago uni)
		- document management system - legislated
		- student management system - mission critical
		- hard to share multimedia (otago capture) - problem
		- online teaching - opportunity
- can we bulid it (techinical)
	- complecity (higher complexity -> higher risk)
	- familiarity and expertise (low familiarity -> higher risk)
	- size (larger -> higher risk)
	- compatitibilty (with existing systems; less -> higher risk)
	- e.g., IBM police 90's fil
- will it be worth it (economic)
- includes considerations of risk and uncertainty
- may revisit due to uncertainty