For a symmetric distribution (where the median equals the midhinge, the average of the first and third quartiles), half the IQR equals the median absolute deviation (MAD). The median is the corresponding measure of central tendency. Identification of outliers (see below).
SLM Corporation (commonly known as Sallie Mae; originally the Student Loan Marketing Association) is a publicly traded U.S. corporation that provides consumer banking. Its nature has changed dramatically since it was set up in 1973. At first, it was a government entity that serviced federal education loans.
If you have questions regarding the status of your loan status or approval you should first contact Sallie Mae at 888-272-5543. Sallie Mae will be able to give you the most current information on your loan status and paperwork. Only the borrower can obtain the status of a loan application.