Engineering
Mathematics
Conditional Probability
Question
Three coins are tossed simultaneously:
P is the event of getting at least two heads.
Q is the event of getting no heads.
R is the event of getting heads on second coin.
Which of the following pairs is mutually exclusive ?
Know your College Admission Chances Based on your Rank/Percentile, Category and Home State.
Get your JEE Main Personalised Report with Top Predicted Colleges in JoSA
Solution
n(S) = 2 × 2 × 2 = 8
n(P) = HHT, HTH, THH, HHH = 4,
n(Q) = TTT = 1
n(R) = THT, HHH, HHT, THH = 4
Q and R and P and Q are nutually exclusive as they have nothing in their intersection.
Please subscribe our Youtube channel to unlock this solution.