Recent questions tagged Artificial-intelligence-mcq

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Q: An instructor has a question bank consisting of 300 easy True / False questions. 200 difficult True / False questions. 500 easy multiple choice questi

An instructor has a question bank consisting of 300 easy True / False questions. 200 difficult True / False ... choice question? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Let a pair of dice be thrown and the random variable X be the sum of the numbers that appear on the two dice. Find the mean or expectation of X.

Let a pair of dice be thrown and the random variable X be the sum of the numbers that appear on the two dice ... or expectation of X. Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Let X denote the number of hours you study during a randomly selected school day The probability that X can take the values x. has the following form,

Let X denote the number of hours you study during a randomly selected school day The probability that X can take ... 4, 0 otherwise Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: An um contains 5 red and 5 black balls. A ball is drawn at random, its colour is noted and is returned to the urn. Moreover, 2 additional balls of the

An um contains 5 red and 5 black balls. A ball is drawn at random, its colour is noted and is returned to ... the second ball is red? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A bag contains 4 red and 4 black balls, another bag contains 2 red and 6 black balls. One of the two bags is selected at random and a ball is drawn fr

A bag contains 4 red and 4 black balls, another bag contains 2 red and 6 black balls. One of the two bags ... drawn from the first bag. Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: In answering a question on a multiple choice test, a student either knows the answer or guesses. Let `3/4`be the probability that he knows the answer

In answering a question on a multiple choice test, a student either knows the answer or guesses. Let `3/4` ... he answers correctly.? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: There are three coins. One is a two headed coin (having head on both faces), another is a biased coin that comes up heads 75% of the time and third is

There are three coins. One is a two headed coin (having head on both faces), another is a biased coin that ... the two headed coin? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A factory has two machines A and B. Past record shows that machine A produced 60% of the items of output and machine B produced 40% of the items. Furt

A factory has two machines A and B. Past record shows that machine A produced 60% of the items of output and ... produced by machine B? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Ten eggs are drawn successively with replacement from a lot containing 10% defective eggs. Find the probability that there is at least one defective e

Ten eggs are drawn successively with replacement from a lot containing 10% defective eggs. Find the probability that ... defective egg. Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Coloured balls are distributed in four boxes as shown in the following table:A box is selected at random and then a ball is randomly drawn from the se

Coloured balls are distributed in four boxes as shown in the following table:A box is selected at random and then a ... the box III? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance