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Q: A lot contains 50 defective and 50 non-defective bulls. Two bulbs are drawn at random, one at a time, with replacement. The events A,B,C are defined a

A lot contains 50 defective and 50 non-defective bulls. Two bulbs are drawn at random, one at a time, with ... B, C are independent. Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: In a multiple choice question, there are four alternative answers of which one or more than one is correct A candidate will get marks on the question

In a multiple choice question, there are four alternative answers of which one or more than one is correct A ... marks on it. Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: `Aa n dB` are two independent events. The probability that both `Aa n dB` occur is 1/6 and the probability that neither of them occurs is 1/3. Find th

`Aa n dB` are two independent events. The probability that both `Aa n dB` occur is 1/6 and the probability ... the occurrence of `Adot` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Cards are drawn one at random from a well shuffled full pack of 52 playing cards until 2 aces are obtained for the first time. If `N` is the number of

Cards are drawn one at random from a well shuffled full pack of 52 playing cards until 2 aces are obtained for the first time. If N is ... }= (n-1)(52-n)(51-n) 50 49 17 13 ,where2...

asked Nov 13, 2021 in Education by JackTerrance

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Q: An anti-aircraft gun can take a maximum of four shots at an enemy plane moving away from it. The probability of hitting the plane at the first, second

An anti-aircraft gun can take a maximum of four shots at an enemy plane moving away from it. The probability of ... (D) `0.3507` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A box contains 2 black, 4 white, and 3 red balls. One ball is drawn at random from the box and kept aside. From the remaining balls in the box, anothe

A box contains 2 black, 4 white, and 3 red balls. One ball is drawn at random from the box and kept aside. ... 126` d. none of these Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Of the three independent events `E_1, E_2 and E_3,` the probability that only `E_1` occurs is `alpha,` only `E_2` occurs is `beta` and only `E_3` occu

Of the three independent events `E_1, E_2 and E_3,` the probability that only `E_1` occurs is `alpha,` only `E_2 ... E_3)` is equal to Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Football teams `T_(1)` and `T_(2)` have to play two games against each other. It is assumed that the outcomes of the two games are independent. The pr

Football teams `T_(1)` and `T_(2)` have to play two games against each other. It is assumed that the outcomes of the ... D. `(7)/(12)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Football teams `T_(1)` and `T_(2)` have to play two games against each other. It is assumed that the outcomes of the two games are independent. The pr

Football teams `T_(1)` and `T_(2)` have to play two games against each other. It is assumed that the outcomes of the ... D. `(1)/(2)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A bag contain 5 red and 2 green balls. At random a ball is drawn from this pot. If a drawn ball is green then put a red ball in the pot and if a drawn

A bag contain 5 red and 2 green balls. At random a ball is drawn from this pot. If a drawn ball is green then put a ... D. `(32)/(49)` 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 6 blach balls O balls is drawn at random from the bag, its colour is observed and this ball along with two addibonal balls of

A bag contains 4 red and 6 blach balls O balls is drawn at random from the bag, its colour is observed and this ball ... 25 C. 15 D. 34 Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A signal which can be green or red with probability `4/5 and 1/5` respectively, is received by station A and then and 3 transmitted to station B. The

A signal which can be green or red with probability `4/5 and 1/5` respectively, is received by station A and then and ... . `(9)/(20)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: For the following questions, choose the correct answer from the codes (a),(b),(c ) and (d) defined as follows. Let `H_(1),H_(2),.........H_(n)` be mut

For the following questions, choose the correct answer from the codes (a),(b),(c ) and (d) defined as ... , Statement II is true Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Let `n_1, and n_2`, be the number of red and black balls, respectively, in box I. Let `n_3 and n_4`,be the number one red and b of red and black balls

Let `n_1, and n_2`, be the number of red and black balls, respectively, in box I. Let `n_3 and n_4`,be the number ... (3)=5,n_(4)=20` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Let `n_1, and n_2`, be the number of red and black balls, respectively, in box I. Let `n_3 and n_4`,be the number one red and b of red and black balls

Let `n_1, and n_2`, be the number of red and black balls, respectively, in box I. Let `n_3 and n_4`,be the number ... 3" and "n_(2)=6` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Let `U_1` , and `U_2`, be two urns such that `U_1`, contains `3` white and `2` red balls, and `U_2,`contains only`1` white ball. A fair coin is tossed

Let `U_1` , and `U_2`, be two urns such that `U_1`, contains `3` white and `2` red balls, and `U_2,`contains only ... )` D. `(11)/(30)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Given that the drawn ball from U2 is white, the probability that head appeared on the coin

Given that the drawn ball from U2 is white, the probability that head appeared on the coin A. `(17)/(23)` B. `(11) ... ` D. `(12)/(23)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A fair die is tossed repeatedly until a six is obtained Let X denote the number of tosses required The probability that `X = 3` equals

A fair die is tossed repeatedly until a six is obtained Let X denote the number of tosses required The probability that ... 125)/(216)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A fair die is tossed repeatedly until a six is obtained Let X denote the number of tosses required The probability that `X = 3` equals

A fair die is tossed repeatedly until a six is obtained Let X denote the number of tosses required The probability that ... (25)/(216)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A fair die is tossed repeatedly until a six obtained. Let X denote the number of tosses required. The conditional probability that `X ge 6` given `X g

A fair die is tossed repeatedly until a six obtained. Let X denote the number of tosses required. The conditional ... 25)/(36)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A bag contains 12 red balls 6 white balls. Six balls are drawn one by one without replacement of which at least 4 balls are white. Find the probabilit

A bag contains 12 red balls 6 white balls. Six balls are drawn one by one without replacement of which at least 4 balls ... n)C_(r )`). Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with k additional balls of the same colour as

An urn contains m white and n black balls. A ball is drawn at random and is put back into the urn along with ... drawn now is white ? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Three players A,B and C toss a coin cyclically in that order (i.e. A,B,C,A,B,C,A,B,……) till a head shows. Let p be the probability that the coin shows

Three players A,B and C toss a coin cyclically in that order (i.e. A,B,C,A,B,C,A,B, ) till a head shows. ... β and γ (in terms of p). Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Sixteen players `S_(1),S_(2),…..S_(16)` play in a tournament. They are divided into eight pairs at random from each pair a winner is decided on the ba

Sixteen players `S_(1),S_(2), ..S_(16)` play in a tournament. They are divided into eight pairs at ... is among the eight winners. Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: An urn contains 2 white and 2 black balls .A ball is drawn at random.If it is white ,it is not replace into urn ,otherwise it is replaced along with a

An urn contains 2 white and 2 black balls .A ball is drawn at random.If it is white ,it is not replace ... third ball drawn is black. Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: A lot contains 20 articles. The probability that the lot contains exactly 2 defective articles is 0.4 and the probability thatthe lot contains exactly

A lot contains 20 articles. The probability that the lot contains exactly 2 defective articles is 0.4 and the ... twelfth testing ? Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: For an initial screening of an admission test, a candidate is given fifty problems to solve. If the probability that the candidate can solve any progl

For an initial screening of an admission test, a candidate is given fifty problems to solve. If the probability that the ... 5))^(48)` Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: In a game, a man wins Rs 100 if he gets 5 or 6 on a throw of a fair die and loses Rs 50 for getting any other number on the die. If he decides to thro

In a game, a man wins Rs 100 if he gets 5 or 6 on a throw of a fair die and loses Rs 50 for getting any other ... D. `(400)/(3)` gain Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: The probability that a shooter hits a target is `(1)/(3)` The minimum number of triangles such that probability hitting the target atleast once is gre

The probability that a shooter hits a target is `(1)/(3)` The minimum number of triangles such that probability hitting ... C. 5 D. 4 Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance

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Q: Two cards are drawn successively with replacement from a well shuffled deck of 52 cards. Let X danote the random variable of number of aces obtained i

Two cards are drawn successively with replacement from a well shuffled deck of 52 cards. Let X danote the random ... D. 24 169 Select the correct answer from above options...

asked Nov 13, 2021 in Education by JackTerrance