GATE EE 2023 Set 1 — Question 3
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Engineering Mathematics → Probability → Elementary Statistics & Probability
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Question
Given a fair six-faced dice where the faces are labelled ‘1’, ‘2’, ‘3’, ‘4’, ‘5’, and ‘6’, what is the probability of getting a ‘1’ on the first roll of the dice and a ‘4’ on the second roll?
Correct answer
(A) (1)/(36)
Solution
The probability of getting a '1' on the first roll is . The probability of getting a '4' on the second roll is . Since the two rolls are independent events, the joint probability is:
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