Google has just released an Installation Guide for new GA users. This Help Centre article covers the basics of creating and setting up your Google Analytics account in 9 easy steps:

Step 1 - Creating a GA Account
Step 2 - Configuring A Profile
Step 3 - Creating Filters
Step 4 - Editing The Tracking Code For Custom Website Setups
Step 5 - Adding the Tracking Code
Step 6 - Grant Access to Other Users
Step 7 - Create Goals and Funnels
Step 8 - Tag your Advertising Campaigns
Step 9 - Enable Ecommerce Transaction Tracking

All the articles are also linked to the relevant Help Centre articles. View the article here, but don’t forget that to get the very best from your GA installation, you might need the services of a Google Authorised Analytics Consultant.