Lesson eLearning

If P(E) = 0.05, what is the probability of 'not E'?

medium MCQ Class 9 · Mathematics · Statistics
  1. 0.95
  2. 0.05
  3. 1.05
  4. 0.50
Answer
0.95

The correct answer is 0.95 — P(not E) = 1 - P(E) = 1 - 0.05 = 0.95.

Step-by-step solution

  1. P(not E) = 1 - P(E) = 1 - 0.05 = 0.95.

Concept tested: Complementary Event

Published · How this solution was prepared and checked

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