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32. Binomial Distribution
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Q10 of 62 Page 1346

Mark (√) against the correct answer in each of the following:

A die is rolled. If the outcome is an odd number, what is the probability that it is prime?


The probability that the outcome which is either, 1, 3 or 5 is prime is


=


Favourable outcomes = 3 or 5


Total outcomes = 1, 3, and 5


Thus, probability=


⇒

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8

Mark (√) against the correct answer in each of the following:

A can hit a target 4 times in 5 shots, B can hot 3 times in 4 shots, and C can hit 2 times in 3 shots. The probability that B and C hit and A does not hit is


9

Mark (√) against the correct answer in each of the following:

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11

Mark (√) against the correct answer in each of the following:

If A and B are events such that P(A) = 0.3, P(B) = 0.2 and P(A ∩ B) = 0.1, then P(∩ B) = ?


12

Mark (√) against the correct answer in each of the following:

If P(A) = , P(B) = and P(A ∩ B) = , then P(= ?


Questions · 62
32. Binomial Distribution
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