16:I[8216,["972","static/chunks/972-b28da0de92681928.js","47","static/chunks/47-a7f06e9eda1ac756.js","115","static/chunks/app/%5Bexam%5D/questions/%5Byear%5D/%5Bsubject%5D/%5Bchapter%5D/%5BquestionId%5D/page-7b6f0a12b9cc0206.js"],"BackButton"] 17:I[1553,["972","static/chunks/972-b28da0de92681928.js","47","static/chunks/47-a7f06e9eda1ac756.js","115","static/chunks/app/%5Bexam%5D/questions/%5Byear%5D/%5Bsubject%5D/%5Bchapter%5D/%5BquestionId%5D/page-7b6f0a12b9cc0206.js"],"QuestionViewer"] 15:T4d1,{"@context":"https://schema.org","@type":"Quiz","name":"Comedk 2024 Probability PYQ with Solution","url":"https://pyq-test-series-platform-alsjdcxu2-sameers-projects-41c5a71e.vercel.app/comedk/questions/2024/mathematics/probability/lx0kcaqa","educationalLevel":"Entrance exam preparation","about":"Comedk / Mathematics / Probability","hasPart":{"@type":"Question","name":"Comedk 2024 Probability PYQ with Solution","text":"A coin is tossed until a head appears or until the coin has been tossed three times. Given that 'head' does not appear on the first toss, what is the probability that the coin is tossed thrice?","eduQuestionType":"mcq","acceptedAnswer":{"@type":"Answer","text":"A"},"comment":{"@type":"Comment","text":"To solve this problem, let's define the events clearly and use conditional probabilities. Let: A be the event that the coin is tossed thrice, and B be the event that a head does not appear on the first toss. We need to find P(A|B) , the probability that the coin is tossed thrice given that a head does not appear on the first toss. Using Bayes' theorem, we have: P(A|B) = \\frac{P(A \\cap B)}{P(B)} First, we calculate P(B) , which is the probability that a head does not appear on the first toss. A..."}}}18:T5f0,

To solve this problem, let's define the events clearly and use conditional probabilities.

Let:

$ A $ be the event that the coin is tossed thrice, and

$ B $ be the event that a head does not appear on the first toss.

We need to find $ P(A|B) $, the probabi

Probability

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