Let’s examine this a little further by describing the interquartile range. Quartiles can be defined as dividing your data into 4 parts or quarters of approximately equal size. You can define the ...

The \(\frac{3{(n+1)}}{4}\) value So the upper quartile (UQ) is 18. The interquartile range (IQR) is therefore 18 - 4 = 14. You will notice that the fact there is an outlier in this data (60 ...

Put the values in order Divide the list into four equal parts The Quartiles are at the divisions The interquartile range shows the range in values of the central 50% of the data. To find the ...

Inter-Quartile Range: a measure of dispersion that is equal to the difference between the third and the first quartile. Kurtosis: a measure of whether the data are heavy-tailed or light-tailed ...