What is the difference between the Keyword Prominence & keyword density?
keyword prominence means how closest to the keyword from the starting stage of the content in web page. keyword density means number f keywords divided by number of tolla words in a page. It is denoted in percentage.
Thanks,
Off Page SEO
This article explains those common words you hear on a regular basis: http://www.mikes-marketing-tools.com/marketing-tips/keyword-densities.html
Might be worth giving it a read through.