Solved UPSC CDS/OTA Question
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Q · Statistics Moderate · 45s
Find the mean deviation about the mean for 8,10,12,14,16.
TopicStatistics
Question Typemultiple choice
DifficultyModerate
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
x̄=12; MD=Σx−x̄/n = 2.40.
Final Answer: Option B - 2.40