Recent questions tagged Probability

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Q: The probability that a bulb produced by a factory will fuse after 150 days of use is 0.05.

The probability that a bulb produced by a factory will fuse after 150 days of use is 0.05. Find the probability ... 150 days of use Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: A bag consists of 10 balls each marked with one of the digits 0 to 9.

A bag consists of 10 balls each marked with one of the digits 0 to 9. If four bails are drawn successively with ... with the digit 0? Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: In an examination, 20 questions of true – false type are asked.

In an examination, 20 questions of true - false type are asked. Suppose a student tosses fair coin to ... 12 questions correctly. Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Suppose X has a binomial distribution B(6, 1/2). Show that X = 3 is the most likely outcome.

Suppose X has a binomial distribution B(6, 1 2 ). Show that X = 3 is the most likely outcome. (Hint: P (X = 3) is ... = 0,1,2,3,4,5,6) Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: On a multiple choice examination with three possible answers for each of the five questions,

On a multiple choice examination with three possible answers for each of the five questions, what is the probability ... by guessing? Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: A person buys a lottery ticket in 50 lotteries, in each of which his chance of winning a prize

A person buys a lottery ticket in 50 lotteries, in each of which his chance of winning a prize is 1 100 . What ... (c) at least twice? Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Find the probability of getting 5 exactly twice in 7 throws of a die.

Find the probability of getting 5 exactly twice in 7 throws of a die. Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: Find the probability of throwing at most 2 sixes in 6 throws of a single die.

Find the probability of throwing at most 2 sixes in 6 throws of a single die. Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: It is known that 10% of certain articles manufactured are defective.

It is known that 10% of certain articles manufactured are defective. What is the probability that in a random ... 9 are defective? Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance

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Q: In a box containing 100 bulbs, 10 are defective. The probability that out of a sample of 5 bulbs,

In a box containing 100 bulbs, 10 are defective. The probability that out of a sample of 5 bulbs, none is defective is ... )5 (d) 9 10 Select the correct answer from above options...

asked Nov 25, 2021 in Education by JackTerrance