I would totally disregard that, unless, of course, you're trying to rank the article, which is not a good idea these days, if you were, in fact, referring to an article to be submitted to article directories and blog networks.
You have chosen the keywords that describe your site and are supposedly of interest to your users, the next step is to make your site keyword-rich and to have good keyword density for your target keywords. Keyword density although no longer a very important factor in SEO is a common measure of how relevant a page is. Generally, the idea is that the higher the keyword density, the more relevant to the search string a page is. The recommended density is 3-7% for the major 2 or 3 keywords and 1-2% for minor keywords.
After google panda and google penguin been so aggressive in update . Is better that not more than 3% . You might try to use phrase keywords in one article rather than focus all the same keywords.
You should target long tail keywords, this way you get to target the phrases with that one long tail keyword. We recommend a keyword density to 1 to 3% for a 500–word article. Hope that helps. Have a good weekend!
Keyword density is the percentage of keyword which is available in the particular content. S.E.O Expert says it should be between 3 to 5% for better search results.
Keywords density means how many times you can use your site's keywords in to content. Mainly its rate is about 1%.
Observe keyword density between 2 to 4 percent and you should be fine. I suggest you focus on the quality and content of your article rather than worrying about your keyword density.
kw density is the percentage of times a keyword or phrase appears on a web page compared to the total number of words on the page. In the context of seo keyword density can be used as a factor in determining whether a web page is relevant to a specified keyword or keyword phrase.
keep it around 3.5-5%.. that gives best results.. for more good results, try to include keyword in the starting of the article..
Along with the submission of the article the keyword density should be 3-5 % of the 400 to 500 words article which having a high page rank and related to the similar keyword of the article.