Recent questions tagged Probability-mcq

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Q: Let P(A) > 0 and P(B) > 0. Then A and B can be both mutually exclusive and independent.

State True or False for the statement: Let P(A) > 0 and P(B) > 0. Then A and B can be both mutually exclusive and independent. Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: If A and B are independent events, then A′ and B′ are also independent.

State True or False for the statement: If A and B are independent events, then A′ and B′ are also independent. Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: If A and B are mutually exclusive events, then they will be independent also.

State True or False for the statement: If A and B are mutually exclusive events, then they will be independent also. Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: Two independent events are always mutually exclusive.

State True or False for the statement: Two independent events are always mutually exclusive. Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: If A and B are two independent events then P(A and B) = P(A).P(B)

State True or False for the statements: If A and B are two independent events then P(A and B) = P(A).P(B) Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: Another name for the mean of a probability distribution is expected value.

State True or False for the statements: Another name for the mean of a probability distribution is expected value. Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: If A and B are independent events, then P(A′ ∪ B) = 1 – P (A) P(B′)

State True or False for the statements: If A and B are independent events, then P(A′ ∪ B) = 1 – P (A) P(B′) Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: If A and B are independent, then P (exactly one of A, B occurs) = P(A)P(B′)+P(B) P(A′)

State True or False for the statements: If A and B are independent, then P (exactly one of A, B occurs) = P(A)P(B′) + P(B) P(A′) Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: If A and B are two events such that P(A) > 0 and P(A) + P(B) >1, then P(B|A) ≥ 1 - P(B')/P(A)

State True or False for the statements: If A and B are two events such that P(A) > 0 and P(A) + P(B) >1, then P(B|A) ≥ 1 - P(B')/P(A) Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance

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Q: If A, B and C are three independent events such that P(A) = P(B) = P(C) = p, then P (At least two of A, B, C occur) = 3p^2 – 2p^3

State True or False for the statements: If A, B and C are three independent events such that P(A) = P(B) = P( ... C occur) = 3p2 - 2p3 Select the correct answer from above options...

asked Nov 19, 2021 in Education by JackTerrance