Mathematics · Statistics
If the mid-value of a class interval is 20 and the class width is 5, find the lower and upper limits of the class.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 117 - 23
- 217 - 22
- 318 - 22
- 417.5 - 22.5✓
Correct answer
17.5 - 22.5
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