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UPSC CSAT • TOPIC PRACTICE
Statistics
Practice all 1 questionclassified under Statistics.
Consider the following information regarding the performance of a class of 1000 students in four different tests:
Tests: I, II, III, IV
Average marks: 60, 60, 70, 80
Range of marks: 30–90, 45–75, 20–100, 0–100
If a student scores 74 marks in each of the four tests, in which one of the following tests is her performance the best comparatively?
Visual / figure includedSource page: 26.0
UPSC CSAT marking
Correct answer: +2.5 marks. Incorrect answer: −1/3 of 2.5 marks (−0.8333 marks). Skipped questions receive 0 marks.