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Statistics · UPSC CDS/OTA · Question 14 of 33

Statistics : Find the mode for grouped data with classes 0–10,10–20,20–30,30–40,40–50 and frequencies 6,14,20,10,4.

Step-by-step solution. Statistics for UPSC CDS/OTA.

Topic
Statistics
Subject
Mathematics
Difficulty
Difficult
Solve Time
45-60 sec

Solved UPSC CDS/OTA Question

A solved UPSC CDS/OTA PYQ - decoded step-by-step.

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Q · Statistics Difficult · 45s

Find the mode for grouped data with classes 0–10,10–20,20–30,30–40,40–50 and frequencies 6,14,20,10,4.

TopicStatistics
Question Typemultiple choice
DifficultyDifficult
Marking+1 / −0.33
Test Duration30 min

Step-by-Step Solution

The complete worked solution.

Every step explained - no skipped algebra.

Mode ≈ L + [(f₁−f₀)/(2f₁−f₀−f₂)]·h = 23.75.

Final Answer: Option A - 23.75
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Find the mode for grouped data with classes… - Statistics (Mathematics) Solved Question