Recent questions tagged Probability-interview-questions

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Q: If A and B are two events associated with a random experiment such that P (A) = 0.5, P (B) = 0.3 and P (A ∩ B) = 0.2, find P (A ∪ B).

If A and B are two events associated with a random experiment such that P (A) = 0.5, P (B) = 0.3 and P (A ∩ B) = 0.2, find P (A ∪ B). Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: If A and B are two events associated with a random experiment such that P (A ∪ B) = 0.8, P (A ∩ B) = 0.3 and P (A′) = 0.5, find P(B).

If A and B are two events associated with a random experiment such that P (A ∪ B) = 0.8, P (A ∩ B) = 0.3 and P (A′) = 0.5, find P(B). Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: Given two mutually exclusive events A and B such that P (A) = 1/2 and P (B) = 1/3, find P (A or B).

Given two mutually exclusive events A and B such that P (A) = 1/2 and P (B) = 1/3, find P (A or B). Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: There are three events A, B, C one of which must and only one can happen, the odds are 8 to 3 against A, 5 to 2 against B, fins the odds against C.

There are three events A, B, C one of which must and only one can happen, the odds are 8 to 3 against A, ... , fins the odds against C. Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: One of the two events must happen. Given that the chance of one is two-third of the other, find the odds in favour of the other.

One of the two events must happen. Given that the chance of one is two-third of the other, find the odds in favour of the other. Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: A card is drawn at random from a well-shuffled deck of 52 cards. Find the probability of its being a spade or a king.

A card is drawn at random from a well-shuffled deck of 52 cards. Find the probability of its being a spade or a king. Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: In a single throw of two dice, find the probability that neither a doublet nor a total of 9 will appear.

In a single throw of two dice, find the probability that neither a doublet nor a total of 9 will appear. Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: A natural number is chosen at random from amongst first 500. What is the probability that the number so chosen is divisible by 3 or 5?

A natural number is chosen at random from amongst first 500. What is the probability that the number so chosen is divisible by 3 or 5? Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: A die is thrown twice. What is the probability that at least one of the two throws come up with the number 3?

A die is thrown twice. What is the probability that at least one of the two throws come up with the number 3? Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance

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Q: A card is drawn from a deck of 52 cards. Find the probability of getting an ace or a spade card.

A card is drawn from a deck of 52 cards. Find the probability of getting an ace or a spade card. Select the correct answer from above options...

asked Nov 22, 2021 in Education by JackTerrance