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estimate the median of the frequency distribution above. Class interval: 1-5, 6-10, 11-15, 16-20, 21-25. Frequency: 6, 15, 20, 7, 2?
vwega2701
28 Aug, 2025
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obietimc
10 months ago
Median is 11.5
formulae
median = L1 + {(n/2 -Cfb)xC}/Fm
L1 = 10.5
n = 50
Cfb = 21
Fm = 20
C = 5