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Recent questions tagged Probability-mcq
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Q: The probability distribution of a random variable x is given as under:
The probability distribution of a random variable x is given as under: where k is a constant. Calculate (i) E(X) (ii) ... iii) P(X ≥ 4) Select the correct answer from above options...
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Nov 20, 2021
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JackTerrance
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cbse-class-10
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Q: A bag contains (2n + 1) coins. It is known that n of these coins has a head on both sides whereas the rest of the coins are fair.
A bag contains (2n + 1) coins. It is known that n of these coins has a head on both sides whereas the ... determine the value of n. Select the correct answer from above options...
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Nov 20, 2021
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Education
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JackTerrance
probability-interview-questions
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cbse-class-10
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Q: Two cards are drawn successively without replacement from a well shuffled deck of cards.
Two cards are drawn successively without replacement from a well shuffled deck of cards. Find the mean and standard ... of aces. Select the correct answer from above options...
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Nov 20, 2021
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Education
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JackTerrance
probability-interview-questions
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cbse-class-10
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Q: A die is tossed twice. A ‘success’ is getting an even number on a toss. Find the variance of the number of successes.
A die is tossed twice. A ‘success’ is getting an even number on a toss. Find the variance of the number of successes. Select the correct answer from above options...
asked
Nov 20, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-interview-questions-answers
probability-multiple-choice-questions
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probability-mcq
probability-questions
cbse-class-10
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Q: There are 5 cards numbered 1 to 5, one number on one card. Two cards are drawn at random without replacement.
There are 5 cards numbered 1 to 5, one number on one card. Two cards are drawn at random without replacement. ... and variance of X. Select the correct answer from above options...
asked
Nov 20, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-interview-questions-answers
probability-multiple-choice-questions
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probability-mcq
probability-questions
cbse-class-10
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Q: If P(A) = 4/5 , and P(A ∩ B) = 7/10 , then P(B | A) is equal to (A) 1/10 (B) 1/8 (C) 7/8 (D) 17/20
If P(A) = 4/5 , and P(A ∩ B) = 7/10 , then P(B | A) is equal to (A) 1/10 (B) 1/8 (C) 7/8 (D) 17/20 Select the correct answer from above options...
asked
Nov 20, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-interview-questions-answers
probability-multiple-choice-questions
probability-mcq-with-answers
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probability-questions
cbse-class-10
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Q: If P(A ∩ B) = 7|10 and P(B) = 17|20, then P(A|B) equals A. 14/17 B. 17/20 C. 7/8 D. 1/8
If P(A ∩ B) = 7|10 and P(B) = 17|20, then P(A|B) equals A. 14/17 B. 17/20 C. 7/8 D. 1/8 Select the correct answer from above options...
asked
Nov 20, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-interview-questions-answers
probability-multiple-choice-questions
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probability-mcq
probability-questions
cbse-class-10
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Q: If P(A) = 3|10, P(B) = 2|5 and P(A ∪ B) = 3|5, then P(B|A) + P(A|B) equals A. 1/4 B. 1/3 C. 5/12 C. 7/2
If P(A) = 3|10, P(B) = 2|5 and P(A ∪ B) = 3|5, then P(B|A) + P(A|B) equals A. 1/4 B. 1/3 C. 5/12 C. 7/2 Select the correct answer from above options...
asked
Nov 20, 2021
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Education
by
JackTerrance
probability-interview-questions
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probability-multiple-choice-questions
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probability-mcq
probability-questions
cbse-class-10
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Q: If P(A) = 2/5, P(B) = 3/10 and P(A ∩ B) = /|5, the P(A′|B′).P(B′|A′) is equal to A. 5/6 B. 5/7 C. 25/42 D. 1
If P(A) = 2/5, P(B) = 3/10 and P(A ∩ B) = /|5, the P(A′|B′).P(B′|A′) is equal to A. 5/6 B. 5/7 C. 25/42 D. 1 Select the correct answer from above options...
asked
Nov 20, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-interview-questions-answers
probability-multiple-choice-questions
probability-mcq-with-answers
probability-mcq
probability-questions
cbse-class-10
0
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Q: If A and B are two events such that P(A) = 1/2, P(B) = 1/3 , P(A/B) = 1/4 , then P(A' ∩ B' ) equals A. 1/12 B. 3/4 C. 1/4 D. 3/16
If A and B are two events such that P(A) = 1/2, P(B) = 1/3 , P(A/B) = 1/4 , then P(A' ∩ B' ) equals A. 1/12 B. 3/4 C. 1/4 D. 3/16 Select the correct answer from above options...
asked
Nov 20, 2021
in
Education
by
JackTerrance
probability-interview-questions
probability-interview-questions-answers
probability-multiple-choice-questions
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probability-mcq
probability-questions
cbse-class-10
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