Question # 1

If the observations are paired and the number of pairs is n, then the number of degree of freedom is equal to

Choose an answer

n

n - 1

2n

2n - 1

The probability associated with confidence interval is called:

Choose an answer

Level of confidence

Confidence coefficient

Both A and B

Confidence limits

Choose an answer

best estimators

biased estimators

unbiased estimators

normal estimators

A single value used to estimate a population value is called:

Choose an answer

Interval estimate

Point estimate

Confidence interval

Level of confidence

Large sample contains more than

Choose an answer

5 values

10 values

20 values

30 values

A specific value of an estimator computed from the sample data is called

Choose an answer

estimation

estimate

interval estimate

point estimate

The standard error of the estimate increased by decreasing

Choose an answer

population

sample size

errors

precision

The process of making estimates about the population parameter from a sample is called:

Choose an answer

Statistical independence

Statistical inference

Statistical hypothesis

Statistical decision

Level of significance is denoted by

Choose an answer

2 - α

3 - α

α

1 - α

100(1-α)% confidence interval for population proportion of success,&=nbsp;π is

Choose an answer

P (L <μ < U) = 1 - α

P (L <σ < U) = 1 - α

P (L <π< U) = 1 - α

P (L <P&=nbsp;< U) = 1 - α

Small sample has less than

Choose an answer

50 values

45 values

30 values

35 values

Choose an answer

biased

unbiased

positively biased

none of these

The distance between an estimate and the estimated parameter is called:

Choose an answer

Sampling error

Standard error

Bias

Error of estimation

The endpoints of a confidence interval are called:

Choose an answer

confidence coefficient

Confidence limits

Error of estimation

Parameters

An estimator is ------------ if its expected value is equal to the population parameter to be estimated

Choose an answer

bad

biased

unbiased

none of these

A range of values within which the population parameter is expected:

Choose an answer

Confidence interval

Confidence coefficient

Confidence limits

Level of significance

More Classes

Other Links

Statistics Ics Part 2 Chapter 3 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer