What is a complementary event for “At least one head appears” if two coins are tossed simultaneously?(a) Exactly one head appears(b) At least one tail appears(c) At most one tail appears(d) None head appearsI have been asked this question in an interview.The question is from Probability topic in portion Probability of Mathematics – Class 11

What is a complementary event for “At least one head appears” if t

1.	What is a complementary event for “At least one head appears” if two coins are tossed simultaneously?(a) Exactly one head appears(b) At least one tail appears(c) At most one tail appears(d) None head appearsI have been asked this question in an interview.The question is from Probability topic in portion Probability of Mathematics – Class 11
Answer» The correct OPTION is (d) None head appears The explanation is: We KNOW complementary of at LEAST ONE is none. So, complementary event for “At least one head appears” is none head appears.

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