**MA8391 Important Questions Probability and Statistics Regulation 2017**

MA8391 Important Questions Probability and Statistics Regulation 2017 Anna University free download. Probability and Statistics MA8391 Important Questions pdf free download.

**Sample MA8391 Important Questions Probability and Statistics**

1.

What is the probability that a non-leap year selected at random will contain 53

Tuesdays?

BTL1 Remembering

2.

A is known to hit the target in 2 out of 5 shots. B is known to hit the target in

3 out of 4 shots. Find the probability of the target being hit when both try?

BTL1 Remembering

4.

The mean of Binomial distribution is 20 and standard deviation is 4. Find the

parameters of the distribution.

MA8391 Important Questions Probability and Statistics

If 3% of the electric bulbs manufactured by a company are defective, Find

the probability that in a sample of 100 bulbs exactly 5 bulbs are defective.

BTL1 Remembering

6.

Suppose that, on an average , in every three pages of a book there is one

typographical error. If the number of typographical errors on a single page of

the book is a Poisson random variable. What is the probability if at least one

error on a specific page of the book?

MA8391 Important Questions Probability and Statistics

The probability that a candidate can pass in an examination is 0.6. What is the

probability that he will pass in third trial?

BTL2 Understanding

9.

Suppose that the life of industrial lamp(in thousands of hours) is

exponentially distributed with mean life of 3000 hours, find the probability

that the lamp will last between 2000 and 3000 hours.

MA8391 Important Questions Probability and Statistics

10. State the memory less property of the exponential distribution.

Subject Name | Probability and Statistics |

Subject Code | MA8391 |

Regulation | 2017 |

File |

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