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GATE 2017 ME (ME2) – Question 14

Engineering Mathematics · Complex Variables: Analytic functions, Cauchy-Riemann equations, integral theorem, Taylor and Laurent series · 1 mark · Multiple choice

The sample is 17, 18, 17, 17, 13, 18, 5, 5, 6, 7, 8, 9, 20, 17, 3. Its mode is ______.

  1. 4
  2. 13
  3. 17
  4. 20

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Show answer and explanation

Correct answer: (C) 17

Explanation

Mode means the most frequent observation. In the displayed data17 occurs five times;18 and5 occur twice each, and every other value occurs once. Therefore the mode is **17, C**. Ordering or averaging the observations would answer a different statistic.