Keyword density refers to the ratio or percentage of keywords contained within the total number of indexable words within a web page. It is important for your main keywords to have the correct keyword density to rank well in Search Engines. Keyword density ratio varies from search engine to search engine. The recommended keyword density ratio is 2 to 8 percent. Keywords quality is very important more than keyword quantity because if we have keywords in the page title, the headings, and in the first paragraphs this count more. The reason is that the URL (and especially the domain name), file names and directory names, the web page title, the headings for the separate sections are more important than ordinary text on the web page . we may have same keyword density as our competitors
web site but if we have keywords in the URL, this will boost our website ranking incredibly, especially with Yahoo search.
2.Keyword Frequency:
Keyword frequency means the number of times a keyword phrase or keyword appears with in a webpage. The more times a keyword or keyword phrase appears within a web page, the more relevance a search engines are likely to give the page for a search with those keywords or key phrase.
3.Keyword Prominence :
Keyword prominence refers to how prominent keywords are within a web page. It is recommendation to place important keywords at the start or near of a web page, starting of a sentence, TITLE or META tag.
4.Keyword Proximity:
Keyword proximity refers to the closeness between two or more keywords. It is better to have keywords placed closer in a sentence.
Keyword proximity examples:
Example 1: How Keyword Density Affects Search Engine Rankings.
Example 2: How Keyword Density Affects Rankings In Search Engine.
In above example, if someone searched for "search engine rankings," a web page containing the first sentence is more likely to rank higher than the second.
The reason is because the keywords are placed closer together.
