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Recent questions tagged class-12
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Q: A laboratory blood test is 99% effective in detecting a certain disease when it is in fact, present.
A laboratory blood test is 99% effective in detecting a certain disease when it is in fact, present. However, ... result is positive ? Select the correct answer from above options...
asked
Nov 25, 2021
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Education
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JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: There are three coins. One is a two headed coin (having head on both faces),
There are three coins. One is a two headed coin (having head on both faces), another is a based coin that ... the two headed coin? Select the correct answer from above options...
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Nov 25, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: An insurance company insured 2000 scooter drivers, 4000 car drivers and 6000 truck drivers.
An insurance company insured 2000 scooter drivers, 4000 car drivers and 6000 truck drivers. The probability of an ... scooter driver? Select the correct answer from above options...
asked
Nov 25, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: A factory has two machines A and B. Past record shows that machine A produced 60%
A factory has two machines A and B. Past record shows that machine A produced 60% of the items of output and ... produced by machine B? Select the correct answer from above options...
asked
Nov 25, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: Two groups are competing for the position on the Board of directors of a corporation.
Two groups are competing for the position on the Board of directors of a corporation. The probabilities that the ... the second group. Select the correct answer from above options...
asked
Nov 25, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: Suppose a girl throws a die. If she gets a 5 or 6, she tosses a coin three times
Suppose a girl throws a die. If she gets a 5 or 6, she tosses a coin three times and notes the number of heads ... 3 or 4 with the die? Select the correct answer from above options...
asked
Nov 25, 2021
in
Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: A manufacturer has three machine operators A, B and C. The first operator A produces 1% defective items,
A manufacturer has three machine operators A, B and C. The first operator A produces 1% defective items, where as ... produced by A? Select the correct answer from above options...
asked
Nov 25, 2021
in
Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: A card from a pack of 52 cards is lost. From the remaining cards of the pack, two cards are . drawn
A card from a pack of 52 cards is lost. From the remaining cards of the pack, two cards are . drawn and ... lost card being a diamond. Select the correct answer from above options...
asked
Nov 25, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: Probability that A speaks truth is 4/5 A coins is tossed. A reports that a head appears.
Probability that A speaks truth is 4 5 4 A coins is tossed. A reports that a head appears. The probability that actually ... (D) 2 5 2 Select the correct answer from above options...
asked
Nov 25, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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Q: If A and B are two events such that A⊂B and P(B) ≠ 0,then which of the following is correct?
If A and B are two events such that A⊂B and P(B) ≠ 0,then which of the following is correct? (A) P(A|B) = ... ≥ p(A) (D) None of these Select the correct answer from above options...
asked
Nov 25, 2021
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Education
by
JackTerrance
probability-interview-questions
probability-questions
probability
class-12
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