Refer to the back-to-back stem plot below. Which of the following are true statements regarding the data summarized? 1. The distributions have the same mean II. The distributions have the same range III. The distributions have the same variance IV. The distributions have the same coefficient of variation 348 01256 29 2557 0 1 843 2 65210 3 92 4 7552 5 6 6 7 8541 8 90 9 6 1458 09 O a. II only b. II and III c 1, Ill, and IV O d. 11. III, and IV​

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