Measures of Central Tendency — Economics STD 11 Commerce — Question
CBSE BoardEnglish MediumSTD 11 CommerceEconomicsMeasures of Central Tendency1 Mark
Question
Give the formula of calculating median in continuous frequency distribution.
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Answer
$\text{Median}=\text{l}_1+\frac{\frac{\text{n}}{2}-\text{cf}}{\text{f}}\times\text{c}$Where,$ l_1 =$ Lower limit of median class.
cf = Cumulative frequency of class preceding the median class.
f = Frequency of median class.
c = Width of median class.
n = Sum of frequency.
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