| x | i | 15 | 21 | 27 | 30 | 35 | |---|---|---|---|---|---|---| | f | i | 3 | 5 | 6 | 7 | 8 | Find the mean deviation about the mean for the data in Exercises 9 and 10.

Question

| x | i | 15 | 21 | 27 | 30 | 35 |
|---|---|---|---|---|---|---|
| f | i | 3 | 5 | 6 | 7 | 8 |
Find the mean deviation about the mean for the data in Exercises 9 and 10.

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Question 8