Statisticsmedium · Past Paper
Find the mode of the following distribution: Class: 0-10, 10-20, 20-30; Freq: 5, 12, 8.
A15.38
B16.36
C17.5
D14.2
✓ Correct Answer: B — 16.36
Modal class is 10-20. Mode = L + [(f1-f0)/(2f1-f0-f2)]*i = 10 + [(12-5)/(24-5-8)]*10 = 10 + (7/11)*10 = 16.36.
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