I’ve mentioned already in my blog post Top 10 free wordpress plugins that installing too many plugins on your wordpress blog can cause more trouble than benefit. Too many plugins make the blog work slower and also some plugins create conflicts, which can cause malfunctioning of your website. That’s why whenever I can do some useful changes to my blog avoiding using a plugin, I simply go for it.
This short and comprehensive video below will show you how to install google analytics code manually without using a plugin. I found it very simple and useful. Check it out for yourself.