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Finding Median of Grouped Data When Class Intervals Are Not Given

A data has 25...

Question

A data has 25 observations arranged in a ascending order.Which observation represents the median?

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Solution

Number of observations = n = 25 (odd)
So, median = value of (n+1)/2th
observation = value of (25 + 1)/2th
observation = value of 13th observation
So, 13th term represents the median.

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Finding Median of Grouped Data When Class Intervals Are Not Given

Standard X Mathematics

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