What is meant by direct personal investigation give its merits and demerits?
Answers
In Direct Personal Investigation, the investigator himself visits the persons that are the source of data and collects necessary information either through interview with the persons concerned or through observation of the data on the spot.
Merits :
The data is more reliable as they are obtained directly.
Sensitive questions can be avoided.
There is chance of more response in it.
The questions can be adjusted according to the standard of the sources.
There is uniformity in data.
Demerits :
It is not suitable where the field is very vast and wide.
It is very much expensive.
It needs a large number of enumerators.
It takes long time to collect the data from all the persons.
It is purely subjective in nature, therefore the success of investigation depends mostly intelligence, skill, tact, insight, honesty and other qualities of investigators.
Answer:
refer to the attachment
