IBM has two manufacturing facilities-one in New York City and one in Evergreen, Oklahoma. Marjorie has worked in the Oklahoma plant for 15 years assembling resistors. Her sister, Ellen, has worked at the same plant for 15 years also. The two sisters have similar educational qualifications and skills. Their brother, Hank, has worked there for 10 years in the same job as his sisters. He also has the same educational qualifications and skills as his sisters. Ellen transfers to the New York facility. Their salaries are now as follows:
1. Marjorie - $12.00 per hour
2. Ellen - $19.50 per hour
3. Hank - $14.00 per hour
Explain the provisions of the Equal Pay Act and state whether a violation has occurred.