Question # 1

Random sampling provide reliable ______.

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Samples

Units

Estimates

Frame

The error which arises due to faulty sampling frames and processing of data is called

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random error

sampling error

non-sampling error

systematic error

A part of the population is called

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parameter

statistic

sample

both b and c

If the population is finite, the standard error of mean is given by:

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σ/√n

σ/√n √N - n/ N-1

σ/√n √N -1/N-n

σ/√ √1 - n /N

A population is called _______ if it includes an unlimited number of sampling units.

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Finite

Infinite

Statistic

None of these

Is sampling without replacement, an element can be chosen:

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Less than once

More than once

Only once

Difficult to tell

Another name of probability sampling is

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quota sampling

simple sampling

stratified sampling

random sampling

In N is the size of population and N is the size of sample then possible samples that can be drawn with replacement are.

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N/n

Nⁿ

Nen

None of these

The difference of the true value of population parameter and corresponding value of sample statistic is called

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non-sampling error

sampling error

random error

none of these

If sampling is done without replacement then=σ =

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A sample is usually selected by_______.

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With

Without

Finite

Infinite

A descriptive measure of a population is called

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sample

statistic

parameter

erro

The descriptive measures of a population are called_______.

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Census

Parameter

Statistics

Bias

The probability distribution of proportions is called

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proportional distribution

population distribution

sample distribution

sampling distribution

A numerical characteristic calculated from sample is called:

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Sample unit

Sample design

Statistic

Parameter

In a systematic sampling every ------------ unit is selected

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1^st

last

xth

normal

The bias increases by increasing the sample_______.

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Unit

Number

Size

None of these

More Classes

Other Links

Statistics Ics Part 2 Chapter 2 Online Test MCQs With Answers

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