For the distribution with classes 0–10, 10–20, 20–30, 30–40, 40–50 and frequencies 5, 8, 12, 10, 5 respectively, the median is (approximately)

A. 24.17

B. 26.5

C. 25

D. 25.83

Doubtly AI Asked 24 Oct 2026 AI-verified · Oct 2026 ssc 10th Save WhatsApp Report

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Answer: D. 25.83

\(N = 40\), \(\frac{N}{2} = 20\). Cumulative frequencies are 5, 13, 25, ..., so the median class is 20–30 with \(L = 20, cf = 13, f = 12, h = 10\). Median \(= 20 + \frac{20 - 13}{12} \times 10 = 20 + 5.83 = 25.83\).

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report

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For the distribution with classes 0–10, 10–20, 20–30, 30–40, 40–50 and frequencies 5, 8, 12, 10, 5 respectively, the median is (approximately)

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