Sixth Volume of the Public Papers of President Barack Obama Available. The sixth volume of the Public Papers of President Barack Obama is now available. These volumes are produced right here at the Office of the Federal Register (OFR) by our...
Upper Quartile Definition and Formula. The upper quartile is the median of the upper half of a data set. This is located by dividing the data set with the median and then dividing the upper half that remains with the median again, this median of the upper half being the upper quartile.
The median of the upper half of a set of data is the upper quartile (UQ) or Q 3. The upper and lower quartiles can be used to find another measure of variation call the interquartile range. The interquartile range or IQR is the range of the middle half of a set of data.