1. (10) Use the stem-and-leaf diagram to answer the questions. 4 | 0 2 3 5 8 8 5 | 3 3 7 9 6 | 6 7 8 7 | 1 2 8 | 9 | 6 Key: Stem = tens Leaf = ones a) What is the sample range? (2 pts) b) What is the sample median? (2 pts) c) What is the mode(s) of the sample? (2 pts) d) What is the sample mean? (4 pts)
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In this case, the highest value is 67 and the lowest value is 2. So the sample range is 67 - 2 = 65. b) Show more…
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