What are the merits and demerits of secondary data?
What are the merits and demerits of Secondary sources of Data?Secondary Data.(a) Suppose we study the level of birth rate in Orissa between 1999-2000.(b) Suppose we study World Bank assistance to poor Countries.
Merits.(i) Use of secondary data is very convenient.(ii) It saves time and finance.(iii) In some enquiries primary data cannot be collected.More items….
Why is secondary data not reliable?
Secondary data may not be authentic and reliable. A researcher may need to further verify the data collected from the available sources. Researchers may have to deal with irrelevant data before finally finding the required data. Some of the data is exaggerated due to the personal bias of the data source.
Which one is an advantage of secondary data?
Secondary data is available from other sources and may already have been used in previous research, making it easier to carry out further research. It is time-saving and cost-efficient: the data was collected by someone other than the researcher.
What are the advantages and disadvantages of primary and secondary research?
Advantages of secondary research – Fast, low cost and easy to find. You can do secondary research yourself using a computer and internet connection. Disadvantages of secondary research – Provides broader results than primary research which offers more detailed, targeted data specific to research objectives.
When would you use secondary data?
There are various reasons for using secondary data:A particularly good collection of data already exists.You are doing a historical study – that is, your study begins and ends at a particular point in time.You are covering an extended period, and analysing development over that period – a longitudinal study.More items…
What are the pros and cons of secondary data?
Pros: As it is largely based on already existing data derived from previous research, secondary research can be conducted more quickly and at a lesser cost. Cons: A major disadvantage of secondary research is that the researcher may have difficulty obtaining information specific to his or her needs.