# Statistical Inference and Hypothesis Testing (ISS Statistics Paper II (New 2016 MCQ Pattern)): Questions 202 - 207 of 222

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## Question number: 202

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

### Question

The width of the confidence interval depends on the

### Choices

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

a. | Critical Value | |

b. | Standard error. | |

c. | Level of confidence | |

d. | All a. , b. and c. are correct |

## Question number: 203

» Statistical Inference and Hypothesis Testing » Estimation Methods of Maximum Likelihood

### Question

A Maximum Likelihood Estimate (MLE) is not necessarily________

### Choices

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

a. | Consistent | |

b. | Unbiased | |

c. | All of the above | |

d. | None of the above |

## Question number: 204

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

### Question

If we decrease the sample size, keeping the confidence level the same, then the length of the confidence interval will

### Choices

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

a. | Decrease | |

b. | Cannot be determined with the given information | |

c. | Increase | |

d. | It will stay the same |

## Question number: 205

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

### Question

As the sample size increases the length of the confidence interval………….

### Choices

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

a. | Increases | |

b. | Cannot be determined with the given information | |

c. | Decreases | |

d. | It will stay the same |

## Question number: 206

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

### Question

Formula for obtaining 95 % confidence limits for the mean μ of a Normal population with mean μ and standard deviation σ are

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | All a. , b. and c. are correct |

## Question number: 207

» Statistical Inference and Hypothesis Testing » Moments and Least Squares

### Question

The method of least square estimation is mostly used in estimating the parameters of ________ function

### Choices

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

a. | Continuous | |

b. | Linear | |

c. | Discrete | |

d. | Question does not provide sufficient data or is vague |