Katrina recorded the number of bouquets made by each student volunteer for a school dance in the dot plot.
Which measure of variability would best describe this distribution?
A.
interquartile range
B.
range
C.
median
D.
mean
B. range
The range is a measure of variability that shows the spread of the data from the lowest value to the highest value. In this case, the number of bouquets made by each student volunteer can vary greatly, and calculating the range would give a good indication of this spread.