'Over coverage errors’ occurs under which conditions?

Important Questions on Collection of Data and Sampling Methods

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

A researcher wants to study the relationship of family size to income. He classifies his population into different income slabs and then takes a random sample from each slab in order. Which technique of sampling is he working with?

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

A researcher divides the population into certain groups and fixes the size of the sample from each group. This is called:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Systematic sampling will prove to be an inefficient method of sampling if:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Which sampling technique is generally followed when the population is finite?

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

The population information is called parameter while the corresponding sample information is known as:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Sample is the population as:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

The advantage of choosing samples is in terms of:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

The number of workers in a factory is an example of: 

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

The logic of induction is closely associated with the:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

A lottery method is an example of:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Sampling is advantageous as it _____.

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

For a finite universe, which sampling technique is generally followed?

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Under simple random sampling:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

In the purposive method of sampling design, items are selected according to _____.

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

We want a sample of size $n =$$30$ to be drawn from a population of size $N = 8,000$ which is divided into three strata of size, $N1 = 4,000$, $N2 = 2,400$ and $N3 = 1,600$. Adopting proportional allocation, the sample sizes for the respective strata are:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Which of the following is a non-probability sampling?

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Throwing of a dice is an example of:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

While deciding the size of the sample, the researcher must take account of:

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

Which of the following statements regarding quota sampling is true?

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Mathematics>Statistics>Collection of Data and Sampling Methods>Sampling and Non-sampling Errors

The basis of problem selection is: