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Data handling. There are many different ways of collecting data. A common method of collecting data is to use a questionnaire.

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Maths H/W Data Collection

There are many different ways of collecting data. A common method of collecting data is to use a questionnaire. Questionnaires take many forms, and are carried out using a variety of methods. There are four main methods of collecting data which are:

face to face

By phone

By post

Over the internet

There are advantages and disadvantages of using each of these methods. The advantages and disadvantages of face to face are:


You can ask better and more specific answers to get more complex and better results.

The person taking the answers can explain the questions in more detail when necessary.

The person interviewing is likely to be more consistent at recording the responses.


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Questionnaires can also include:

yes or no answers

ticking boxes

numbered responses

word responses

questions which require a sentence to be written

Whichever style of question is used, it is important that they are easy to understand, cover every possible answer, are unbiased  and unambiguous.             It is also important that you ensure that they are appropriate to your survey.

It is important that a question is easy to read so that the person answering the question can understand what it means which will help them to give the right answer. Covering every possible answer is also important so that they can answer the question properly rather than lying or guessing. Making sure the question is unbiased is also important so that it is not misleading or favouring one particular thing.

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The advantage and disadvantage of collecting data primarily is that you can get the specific data you need but this method takes a long time. The advantage of collecting data secondarily is that it is quicker to get the data rather than collecting yourself but the disadvantage is that you cannot get the specific data that you need.        

By Gagandeep

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