There are many factors to consider when choosing a major.  One factor depends on your understanding of the different careers.  Below, you will find links to two websites that provide significant information regarding many occupations.  Below that section, you will see a listing of different majors.  Clicking on the major will provide you with examples of potential jobs related to that major. 

Occupational Outlook Handbook : A publication from the United States Department of Labor that provides information on a variety of career fields. 

O*Net Online: Similar to the Occupational Outlook Handbook.   Select "Skills Search" for a quick career assessment based on your acquired skills.

Looking at the courses required of a major also helps in determining which major is right for you.  For links to department's websites which describes degree requirements, follow this link.