Mary has been hired to write courses for a Web-based training organization. Mary works at the offices of the organization. Mary is given content guidelines and a contract for each course that she writes, and is paid a flat fee upon completion of the course. It can take anywhere from 2 weeks to 6 weeks to complete a course. The organization wants the contractors to work in their offices during the regular 40-hour work week, unless they need to be elsewhere to do research. The organization provides a computer to Mary. Mary also is able to use other employees at the organization for word processing and editing. Is Mary an employee or an independent contractor?