Subtract to find the difference between the upper and lower quartile (Q3 – Q1). Since the interquartile range (IQR) is calculated as the difference, double-check information found in the first ...

So the interquartile range is the difference between the upper quartile and lower quartile. Interquartile range = upper quartile - lower quartile = 47 - 38 = 9 cm. LQ is \(\frac{(7+1)}{4}\) ...

The range of a set of numbers is the largest value, subtract the smallest value. \(range = largest~number - smallest~number\) 7 babies are weighed and weigh the following amounts: 2.5 kg, 3.1 kg ...

According to ESPN, the Indianapolis Colts will not be in the “upper quartile of winners,” and certainly not in “the top ...