Statisticshard · Past Paper
What is the lower limit of the median class for the following: (0-10, f=2), (10-20, f=5), (20-30, f=3)?
A0
B10
C20
D30
✓ Correct Answer: B — 10
N = 10. N/2 = 5. CF: 2, 7, 10. CF just above 5 is 7, corresponding to class 10-20. Lower limit is 10.
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