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प्रश्न
Choose the correct alternative:
A matrix is chosen at random from a set of all matrices of order 2, with elements 0 or 1 only. The probability that the determinant of the matrix chosen is non zero will be
पर्याय
`3/16`
`3/8`
`1/4`
`5/8`
उत्तर
`3/8`
APPEARS IN
संबंधित प्रश्न
Suppose one person is selected at random from a group of 100 persons are given in the following
| Title | Psychologist | Socialist | Democrat | Total |
| Men | 15 | 25 | 10 | 50 |
| Women | 20 | 15 | 15 | 50 |
| Total | 35 | 40 | 25 | 100 |
What is the probability that the man selected is a Psychologist?
Bag I contains 3 Red and 4 Black balls while another Bag II contains 5 Red and 6 Black balls. One ball is drawn at random from one of the bags and it is found to be red. Find the probability that it was drawn from Bag I.
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- a prime number
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From a pack of 52 cards, two cards are drawn at random. Find the probability that one is a king and the other is a queen.
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The events A and B are independent if
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Probability of an impossible event is _________.
An experiment has the four possible mutually exclusive and exhaustive outcomes A, B, C, and D. Check whether the following assignments of probability are permissible.
P(A) = 0.15, P(B) = 0.30, P(C) = 0.43, P(D)= 0.12
An experiment has the four possible mutually exclusive and exhaustive outcomes A, B, C, and D. Check whether the following assignments of probability are permissible.
P(A) = `2/5`, P(B) = `3/5`, P(C) = `- 1/5`, P(D) = `1/5`
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Eight coins are tossed once, find the probability of getting atmost two tails
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Suppose P(B) = `2/5`. Express the odds event B occurs
Choose the correct alternative:
Four persons are selected at random from a group of 3 men, 2 women and 4 children. The probability that exactly two of them are children is
