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In dia plays two matches each with West In dies and Australia. In any match the probabilities of India getting, points 0, 1 and 2 are 0.45, 0.05 and 0.50 respectively.Assuming that the outcomes are independent, the probability of India getting at least 7 points is (1992 -  2 Marks)
  • a)
    0.8750
  • b)
    0.0875
  • c)
    0.0625
  • d)
    0.0250
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
In dia plays two matches each with West In dies and Australia. In any ...
P (at least 7 pts) = P (7pts) + P (8 pts) [∵ At most 8 pts can be scored.]
Now 7 pts can be scored by scoring 2 pts in 3 matches and 1 pt. in one match, similarly 8 pts can be scored by scoring 2 pts in each of the 4 matches.
∴ Req. prob. = 4C1 × [P (2 pts)]3 P (1pt) + [P (2 pts)]4 = 4 (0.5)3 × 0.05 + (0.50)4  = 0.0250 + 0.0625 = 0.0875
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In dia plays two matches each with West In dies and Australia. In any match the probabilities of India getting, points 0, 1 and 2 are 0.45, 0.05 and 0.50 respectively.Assuming that the outcomes are independent, the probability of India getting at least 7 points is (1992 - 2 Marks)a)0.8750b)0.0875c)0.0625d)0.0250Correct answer is option 'B'. Can you explain this answer?
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In dia plays two matches each with West In dies and Australia. In any match the probabilities of India getting, points 0, 1 and 2 are 0.45, 0.05 and 0.50 respectively.Assuming that the outcomes are independent, the probability of India getting at least 7 points is (1992 - 2 Marks)a)0.8750b)0.0875c)0.0625d)0.0250Correct answer is option 'B'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about In dia plays two matches each with West In dies and Australia. In any match the probabilities of India getting, points 0, 1 and 2 are 0.45, 0.05 and 0.50 respectively.Assuming that the outcomes are independent, the probability of India getting at least 7 points is (1992 - 2 Marks)a)0.8750b)0.0875c)0.0625d)0.0250Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In dia plays two matches each with West In dies and Australia. In any match the probabilities of India getting, points 0, 1 and 2 are 0.45, 0.05 and 0.50 respectively.Assuming that the outcomes are independent, the probability of India getting at least 7 points is (1992 - 2 Marks)a)0.8750b)0.0875c)0.0625d)0.0250Correct answer is option 'B'. Can you explain this answer?.
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