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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
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Q: If X follows binomial distribution with parameters n = 5, p and P (X = 2) = 9.P (X = 3), then p = ___________
    Fill in the blanks: If X follows binomial distribution with parameters n = 5, p and P (X = 2) = 9.P (X = 3), then p = ___________ Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Let X be a random variable taking values x1, x2,..., xn with probabilities p1, p2, ..., pn, respectively. Then var (X) =
    Fill in the blanks: Let X be a random variable taking values x1, x2,..., xn with probabilities p1, p2, ..., ... . Then var (X) = Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Let A and B be two events. If P(A | B) = P(A), then A is ___________ of B.
    Fill in the blanks: Let A and B be two events. If P(A | B) = P(A), then A is ___________ of B. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Which station has the higher Probability to shut down?
    An inspector of the Alaska Pipeline has the task of comparing the reliability of two pumping stations. Each station ... shut down? Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: What is the probability that a manager has some business education, given that he has some engineering education?
    A study showed that 60% of manager had some business education and 55% had some engineering education. ... engineering education? Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Conditional probability
    A bag 'A' contains 4 black and 6 red balls and bag 'B' contains 7 black and 3 red balls. A die is ... being red and another black. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Two coins are tossed. What is the conditional probability of two tails given that at least one coin shows a tail.
    Two coins are tossed. What is the conditional probability of two tails given that at least one coin shows a tail. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: What is the Multiplication Theorem of Probability?
    What is the Multiplication Theorem of Probability? Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: There are two bags. One bag contains 4 white and 2 black balls. Second bag contains 5 white and 4 black balls.
    There are two bags. One bag contains 4 white and 2 black balls. Second bag contains 5 white and 4 black balls. ... that it is white. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Probability of the occurrence of at least one of the n independent events of a random experiment.
    What will be the Probability of the occurrence of at least one of the n independent events of a random experiment. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: What is the probability that the problem is solved?
    A problem in mathematics is given to 3 students whose chances of solving it are \(\frac{1}{2},\frac{1}{ ... that the problem is solved? Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Three boxes contain 6 white, 4 blue; 5 white, 5 blue and 4 white, 6 blue balls respectively
    Three boxes contain 6 white, 4 blue; 5 white, 5 blue and 4 white, 6 blue balls respectively. One of the box ... is from the second box. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Two coins are tossed. Find the conditional probability of getting two heads given that at least one coin shows a head .
    Two coins are tossed. Find the conditional probability of getting two heads given that at least one coin shows a head . Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Two integers are selected at random from integers 1 through 11. If the sum is even, find the probability that both numbers are odd.
    Two integers are selected at random from integers 1 through 11. If the sum is even, find the probability that both numbers are odd. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: A die is rolled. If the outcome is an odd number, what is the probability that it is a prime number ?
    A die is rolled. If the outcome is an odd number, what is the probability that it is a prime number ? Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: A man speaks truth 3 out of 4 times. He throws a die and reports that it is a six. Find the probability that it is actually a six
    A man speaks truth 3 out of 4 times. He throws a die and reports that it is a six. Find the probability that it is actually a six. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: A person goes to office either by car, scooter, bus or train, the probabilities of which being
    A person goes to office either by car, scooter, bus or train, the probabilities of which being \(\frac{1}{7} ... he travelled by a car. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: Box A contains 2 black and 3 red balls, while box B contains 3 black and 4 red balls.
    Box A contains 2 black and 3 red balls, while box B contains 3 black and 4 red balls. Out of these two boxes ... has come from box B. Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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Q: A and B are two independent witnesses (i.e., there is no collision between them) in a case. The probability
    A and B are two independent witnesses (i.e., there is no collision between them) in a case. The probability ... the statement is true? 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 events such that P(A ∪ B) = 0.5, P B( ) = 0.8 and P(A/B) = 0.4, then what is P(A ∩ B) equal to ?
    If A and B are events such that P(A ∪ B) = 0.5, P B( ) = 0.8 and P(A/B) = 0.4, then what is P(A ∩ B) ... (b) 0.02 (c) 0.2 (d) 0.8 Select the correct answer from above options...
asked Nov 19, 2021 in Education by JackTerrance
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