Draw a number line that includes the range of your data (from 55 to 88).Draw a boxabove the number line with the left edge at Quartile 1(70), the right edge at Quartile3 (81) and a line in the middle at Quartile2(75.35749). Draw a line(whisker) from the left edge of the box to theminimum value(55) and from the right edge of the box to the maximum value(88).