The following data represent the average weight in ounces of 24 medium-sized orders of French fries from a fast-food restaurant. Create the key to be used in interpreting the stem-and-leaf plot. a. 3.81 3.88 3.92 3.88 3.82 4.21 b. 4.04 3.89 4.14 4.04 3.91 3.92 c. 4.09 3.87 4.21 3.96 3.91 4.00 d. 4.19 4.28 3.92 3.99 4.02 3.92