# ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 243 - 248 of 472

Access detailed explanations (illustrated with images and videos) to **472** questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. *Unlimited Access, Unlimited Time, on Unlimited Devices*!

View Sample Explanation or View Features.

Rs. 300.00 -OR-

How to register? Already Subscribed?

## Question 243

### Question

MCQ▾Which of the following statement is/are incorrect regarding a cumulative distribution function ?

### Choices

Choice (4) | Response | |
---|---|---|

a. | is continuous from the right. | |

b. | have limits from left | |

c. | is increasing | |

d. | None of the above |

## Question 244

### Question

MCQ▾If where, then, ________.

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. | None of the above |

## Question 245

### Question

MCQ▾If is a Bernoulli trials process with parameter , then will be ________with parameter________?

### Choices

Choice (4) | Response | |
---|---|---|

a. | Non- Bernoulli trials, | |

b. | Bernoulli trials, 1- | |

c. | Bernoulli trials, | |

d. | All of the above |

## Question 246

### Question

MCQ▾Z is the number of reading sessions a randomly chosen public library offers in their literacy program for kids. Is the random variable Z discrete or continuous?

### Choices

Choice (4) | Response | |
---|---|---|

a. | can՚t say anything | |

b. | Discrete | |

c. | Sometime discrete sometime continuous | |

d. | Continuous |

## Question 247

### Question

MCQ▾If be independent random variables, with having an distribution. Then the distribution of min is ________.

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. | None of the above |

## Question 248

### Question

MCQ▾Suppose that a student takes a multiple choice test. The test has 20 questions, each of which has 4 possible answers (only one correct) . If the student blindly guesses the answer to each question, do the questions form a sequence of Bernoulli trials? What will be the parameter (probability of giving correct answer) ?

### Choices

Choice (4) | Response | |
---|---|---|

a. | Yes and | |

b. | No but | |

c. | can՚t say anything | |

d. | Insufficient information. |