GATE AG 2025 • Q15 MCQ • 1 Mark

Section 1: Engineering Mathematics

Probability and Statistics

Subtopic: Mean, median, mode and standard deviation

Question Statement:

Find the median of: 154, 130, 144, 137, 156, 146, 138, 149, 160, 138.

Options:

  • (A) 145.0
  • (B) 145.2
  • (C) 151.0
  • (D) 146.0

Official Answer Key:

A

Step-by-Step Solution & Explanation

Sorted (10 values): 130, 137, 138, 138, 144, 146, 149, 154, 156, 160. Median = average of 5th and 6th values = (144+146)/2 = 145.0.

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