Before determining the interquartile range, we first need to know the values of the first quartile and third quartile. (Of course the first and third quartiles depend upon the value of the median).Once we have determined the values of the first and third quartiles, the interquartile range is very easy to calculate.he primary advantage of using the interquartile range rather than the range for the measurement of the spread of a data set is that the interquartile range is not sensitive to outliers.
Confidence votes 2.6K. Doctor of Osteopathic MedicineDoctor of Osteopathic Medicine (D.O. or DO) is an academic degree offered in the United States. It is a graduate-level first professional degree for physicians and surgeons, usually requiring four years to complete. Holders of the D.O. degree are known as osteopathic physicians.
How to Read Your Eyeglass Prescription. When you look at your prescription for eyeglasses, you will see numbers listed under the headings of OS and OD. They are Latin abbreviations: OS (oculus sinister) means the left eye and OD (oculus dextrus) means the right eye. Occasionally, you will see a notation for OU, which means something involving both eyes.