Recent questions tagged Probability-interview-questions

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Q: Find the variance of the distribution:

Find the variance of the distribution: Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: A and B throw a pair of dice alternately. A wins the game if he gets a total of 6 and B wins if she gets a total of 7.

A and B throw a pair of dice alternately. A wins the game if he gets a total of 6 and B wins if she gets ... throw of the pair of dice. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: Two dice are tossed. Find whether the following two events A and B are independent:

Two dice are tossed. Find whether the following two events A and B are independent: A = {(x, y): x+ ... denotes a typical sample point. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with k additional balls of the same colour

An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with ... does not depend on k. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: Three bags contain a number of red and white balls as follows:

Three bags contain a number of red and white balls as follows: Bag 1: 3 red balls, Bag 2 : 2 red balls ... a white ball is selected? Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: A shopkeeper sells three types of flower seeds A1, A2 and A3. They are sold as a mixture where the proportions are 4:4:2 respectively.

A shopkeeper sells three types of flower seeds A1, A2 and A3. They are sold as a mixture where the proportions ... does not germinate. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: A letter is known to have come either from TATA NAGAR or from CALCUTTA. On the envelope, just two consecutive letter TA are visible.

A letter is known to have come either from TATA NAGAR or from CALCUTTA. On the envelope, just two consecutive ... from TATA NAGAR. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: There are two bags, one of which contains 3 black and 4 white balls while the other contains 4 black and 3 white balls.

There are two bags, one of which contains 3 black and 4 white balls while the other contains 4 black and 3 ... choosing a black ball. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: There are three urns containing 2 white and 3 black balls, 3 white and 2 black balls, and 4 white and 1 black balls, respectively.

There are three urns containing 2 white and 3 black balls, 3 white and 2 black balls, and 4 white and 1 black ... from the second urn. Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance

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Q: By examining the chest X ray, the probability that TB is detected when a person is actually suffering is 0.99.

By examining the chest X ray, the probability that TB is detected when a person is actually suffering is 0.99. ... he actually has TB? Select the correct answer from above options...

asked Nov 20, 2021 in Education by JackTerrance