OSTATISTICS Interpreting a histogram 10+ 9. 8. 7 6. 5. 4- 3. 2. 1 0 9 to 19 31 to 41 20 to 30 Number of tablets sold (a) What is the class width? 11 (b) How many stores sold 31 or more tablets? 1 (c) One class is the least frequent. How many stores are in this class? Explanation Check 42 to 52

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