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12 questions from this quiz
Ranges or classes of values
Continuous data or large datasets
No value in more than one class
5<h≤105 < h \leq 105<h≤10
Lower + Upper2\frac{\text{Lower + Upper}}{2}2Lower + Upper
7.57.57.5
Class with highest frequency
No, only the modal class
n+12\frac{n+1}{2}2n+1 position
Class containing middle value(s)
∑(f×mid-interval)∑f\frac{\sum(f \times \text{mid-interval})}{\sum f}∑f∑(f×mid-interval)
Using mid-interval for all data points
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