In a frequency distribution the last cumulative frequency is 500. Q3 must lie in_____________?
Correct answer: B. 375th item
- A. 275th item
- B. 375th item
- C. 150th item
- D. 175th item
Explanation
The position of Q3 is 3(N+1)/4, or conventionally 3N/4 for grouped distributions. With N = 500, this gives the 375th item.
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