ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 50 - 54 of 253

Access detailed explanations (illustrated with images and videos) to 253 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 200.00 or

How to register?

Question number: 50

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

Edit
MCQ▾

Question

Let be a random sample of size n from a large population with mean μ and variance . Which of the following statement is correct?

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 51

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

Edit
MCQ▾

Question

If , _is a random sample of size n, from , a statistic

is an unbiased estimator of if

Choices

Choice (4) Response

a.

If

b.

If

c.

If

d.

If

Question number: 52

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

Edit
MCQ▾

Question

If an estimator of parameter , converges in probability to the true value of , then the estimator is called as

Choices

Choice (4) Response

a.

Biased Estimator

b.

Consistent estimator

c.

Unbiased estimator

d.

Question does not provide sufficient data or is vague

Question number: 53

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

Edit
MCQ▾

Question

The difference between the expected value of an estimator and the value of the corresponding parameter is called:

Choices

Choice (4) Response

a.

Error of estimation

b.

Bias

c.

Standard error

d.

Sampling error

Question number: 54

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

Edit
MCQ▾

Question

Let be a random sample of size n = 3 from a distribution with mean and variance . Then is a unbiased estimator of

Choices

Choice (4) Response

a.

b.

c.

d.