Keyword Analysis means "The process of determining which keywords are best suited for users to find your site. There are various tools that can be used as part of a keyword analysis".
Keyword Analysis is a process of choosing the right keywords that you will use for your sites' pages, as well as analyzing keyword popularity, its monthly searches globally and locally, and your competitors usage of the keyword..
keyword analysis means search good keywords for your sites. According to me keyword will be short competitive and huge traffic. You can use various keyword tolls like Google Adword keyword tool, Alexa, Open site explorer.
Keyword analysis does end up on searching the appropriate keywords its a combination of start searing the keywords and then after targeting these keywords determine which one is going and doing well and which one require attention.
Go to the google keyword tool.Type in a broad term, for example, "apple picking".It will give you many related searches, along with a green bar that measures competition.Pick a keyword with decent monthly searches and low competition, so that you can easily rank for that term.