PRC-2 · Chapter 11 · Question 4 of 60
If a fair, standard six-sided dice is rolled 5 consecutive times, what is the approximate probability of rolling a '3' at least one time?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: C) 0.598
Explanation
The probability of NOT rolling a 3 on a single roll is 5/6. For 5 rolls, it is (5/6)^5 = 0.4018. The probability of rolling at least one 3 is 1 - 0.4018 = 0.598.
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