Solved UPSC CDS/OTA Question
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Q · Statistics Moderate · 45s
For data 12,18,25,33,41,55 find the coefficient of range (R_c = (L−S)/(L+S)).
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.
L=55, S=12 ⇒ R_c = (55−12)/(55+12) = 0.642.
Final Answer: Option D — 0.642