Recent questions tagged Class-12

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Q: A box of oranges is inspected by examining three randomly selected oranges drawn without replacement.

A box of oranges is inspected by examining three randomly selected oranges drawn without replacement. If all the three ... for sale. Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: A fair coin and an unbiased die are tossed.Let A be the event ‘head appears on the coin’

A fair coin and an unbiased die are tossed.Let A be the event head appears on the coin' and B be the ... independent events or not. Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: A die marked 1, 2, 3 in red and 4, 5, 6 in green is tossed. Let A be the event,

A die marked 1, 2, 3 in red and 4, 5, 6 in green is tossed. Let A be the event, the number is event ... red'. Are A and B independent? Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Let E and F be events with P(E)= 3/5, P(F) = 3/10 and P(E F) = 1/5. Are E and F independent?

Let E and F be events with P(E)= 3 5 , P(F) = 3 10 and P(E F) = 1 5 . Are E and F independent? Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Given that the events A and B are such that P(A) = 1/2 P(A ∪ B) = 3/5 and P(B) = p Find p if they are

Given that the events A and B are such that P(A) = 1 2 P(A ∪ B) = 3 5 and P(B) = p Find ... (i) mutually exclusive (ii) independent. Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Let A and B be independent events with P(A) = 0.3 and P (B) = 0.4. Find (i) P(A∩B) (ii)P(A∪B)

Let A and B be independent events with P(A) = 0.3 and P (B) = 0.4. Find (i) P(A∩B) (ii)P(A∪B) (iii) P (A|B) (iv) P (B|A) Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: If A and B are two events such that P(A) = 1/4, P(B) = 1/2 and P(A ∩ B) = 1/8

If A and B are two events such that P(A) = 1 4 , P(B) = 1 2 and P(A ∩ B) = 1 8 Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Events A and B are such that P(E) = 3/5 , P(F)(B) = 7/12 P (not A or not B) = 1/4. State whether A and B are independent ?

Events A and B are such that P(E) = 3 5 , P(F)(B) = 7 12 P (not A or not B) = 1 4 . State whether A and B are independent ? Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Given two independent events A and B such that P (A) = 0.3, P (B) = 0.6. Find (i) P (A and B) (ii) P (A and not B)

Given two independent events A and B such that P (A) = 0.3, P (B) = 0.6. Find (i) P (A and B) (ii) P ( ... B) (iv) P (neither A nor B) Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: A die is tossed thrice. Find the probability of getting an odd number at least once.

A die is tossed thrice. Find the probability of getting an odd number at least once. Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance