Write any three features of a good questionnaire?
(i) Questions should be simple and clear, (ii) Questions should be limited, (iii) Personal questions should be avoided.
What may be the areas of your interest? Write any three.
What is important for framing appropriate questions for a questionnaire?
What will be your target group of your project related to cars?
What are primary data?
What methods can be adopted for collecting primary data. Name these methods.
Write any three features of a good questionnaire?
What are secondary data?
Write down the sources of secondary data.
When are secondary sources of data usually used?
What precautions should be taken while using secondary data?
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