A blog can easily be created using various online services which include Blogger by google, Blog.com and wordpress etc.
This guide is going to walk you through how to create a blog on blogger.
All you need is a google account(Gmail account) if you have one sign in or if you do not have one create one now.
Go to www.blogger.com and you will be prompted to sign in with your google account.
Enter your username and password to proceed.
You maybe prompted to choose the profile option. Select the option that fits you
For this tutorial I chose option 2, blogger profile, which i can later upgrade to the google+ profile.
Choose a Display Name and then click continue to blogger.
You will be redirected to your Dashboard.
Next Dashboard