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An experiment whose result cannot be predicted in advance is:
ARandom
BCertain
CFixed
DRepeat
Answer & Solution
Correct answer: A. Random
1. Tossing a coin may give a head or a tail.
2. Which of the two turns up cannot be said beforehand.
3. Such experiments are called random experiments.
_Source: NCERT Class 11 Mathematics, Chapter 16, Probability._
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