Multiple choice general knowledge

When the number of observations is odd, the median is

  1. The value of ((n+1)/2) th observation

  2. The value of (n/2) th observation

  3. The mean of (n/2) and ((n/2) + 1) th observations

  4. The value of (n+2) th observation
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

For an odd number of observations (n), the median is the middle value when arranged in order, which is at position (n+1)/2. For example, with 7 observations, the median is the 4th value since (7+1)/2 = 4. Option C describes the formula for even-numbered observations.

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