He box plots below show the distribution of grades in one class on two tests. A box plot titled Test 1 Grades. The number line goes from 72 to 100. The whiskers range from 72 to 98, and the box ranges from 78 to 92. A line divides the box at 84. Test 1 Grades A box plot titled Test 2 Grades. The number line goes from 72 to 100. The whiskers range from 74 to 94, and the box ranges from 79 to 89. A line divides the box at 84. Test 2 Grades Which measures of center and variability would be best to use when making comparisons of the two data sets?