ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 119 - 124 of 253

Access detailed explanations (illustrated with images and videos) to 253 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. 200.00 -OR-

How to register? Already Subscribed?

Question 119

Question

MCQ▾

Efficiency of sample mean as compared to median as an estimate of the mean of a normal population is

Choices

Choice (4)Response

a.

22 percent

b.

64 percent

c.

360 percent

d.

157 percent

Question 120

Question

MCQ▾

Formula for obtaining 99 % 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 121

Edit

Statement

True-False▾

The null hypothesis is generally assumed to be ________ until evidence indicates otherwise.

Question 122

Question

MCQ▾

Suppose The confidence interval is given by the relation . Then is called as the

Choices

Choice (4)Response

a.

Correlation Coefficient

b.

Confidence coefficient

c.

Confidence interval

d.

None of the above

Question 123

Question

MCQ▾

In general, the estimates obtained by the method of moments are ________

Choices

Choice (4)Response

a.

Asymptotically normal but not efficient

b.

Asymptotically normal and always efficient

c.

Not asymptotically normal but efficient

d.

None of the above

Question 124

Question

MCQ▾

The joint probability density function of the sample variates is called ________

Choices

Choice (4)Response

a.

Confidence limits

b.

Likelihood function

c.

Minimum Variance Unbiased MVU estimator

d.

None of the above