A 2-column table with 8 rows. Column 1 is labeled Student with entries 1, 2, 3, 4, 5, 6, 7, 8. Column 2 is labeled Mean Word Length with entries 7.1, 4.5, 6.9, 5.2, 5.0, 4.7, 6.1, 4.5.
Given this data, what is the range of the average word lengths?
Is the variation between sample means large or small?