* not completed

. A sampling frame is:

a summary of the various stages involved in designing a survey. correct incorrect

an outline view of all the main clusters of units in a sample. correct incorrect

a list of all the units in the population from which a sample will be selected. correct incorrect

a wooden frame used to display tables of random numbers. correct incorrect

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. A simple random sample is one in which:

from a random starting point, every nth unit from the sampling frame is selected. correct incorrect

a non-probability strategy is used, making the results difficult to generalize. correct incorrect

the researcher has a certain quota of respondents to fill for various social groups. correct incorrect

every unit of the population has an equal chance of being selected. correct incorrect

* not completed

. It is helpful to use a multi-stage cluster sample when:

the population is widely dispersed geographically. correct incorrect

you have limited time and money available for travelling. correct incorrect

you want to use a probability sample in order to generalise the results. correct incorrect

all of the above. correct incorrect

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. The standard error is a statistical measure of:

the normal distribution of scores around the sample mean. correct incorrect

the extent to which a sample mean is likely to differ from the population mean. correct incorrect

the clustering of scores at each end of a survey scale. correct incorrect

the degree to which a sample has been accurately stratified. correct incorrect

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. What effect does increasing the sample size have upon the sampling error?

It reduces the sampling error. correct incorrect

It increases the sampling error. correct incorrect

It has no effect on the sampling error. correct incorrect

None of the above.
correct incorrect

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. Which of the following is not a type of non-probability sampling?

Snowball sampling correct incorrect

Stratified random sampling correct incorrect

Quota sampling correct incorrect

Convenience sampling
correct incorrect

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. What are some of the features making online communications, and therefore online surveys problematic?

Many people have more than one email address correct incorrect

Many people use more than one internet service provider (ISP) correct incorrect

A household may have one computer but several users correct incorrect

All of the above
correct incorrect

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. Which of the following is not a characteristic of quota sampling?

The researcher chooses who to approach and so might bias the sample correct incorrect

Those who are available to be surveyed in public places are unlikely to constitute a representative sample correct incorrect

The random selection of units makes it possible to calculate the standard error correct incorrect

It is a relatively fast and cheap way of finding out about public opinions
correct incorrect

* not completed

. The findings from a study of training and skill development among employees of a company can be generalised to the population of:

All employees of that company correct incorrect

All employees in that industry correct incorrect

All unskilled employees in that industry correct incorrect

All graduate-level employees correct incorrect

* not completed

. The term 'data processing error' refers to:

activities or events related to the sampling process, e.g. non-response. correct incorrect

faulty techniques of coding and managing data. correct incorrect

problems with the implementation of the research process. correct incorrect

the unavoidable discrepancy between the sample and the population. correct incorrect