Which is true about using data from an existing database?
A) It allows larger sampling and complex analyses.
B) The burden on participants is higher than when primary data collection is used.
C) The researcher is able to draw upon data that are specific to a particular study.
D) Research reports do not have to describe data collection procedures.

Question

Quizplus · Accepted Answer

Using data from an existing database allows for larger sample sizes and more complex analyses since the data has already been collected.

Answer: B 
 Participants may not have consented to have their data used for a secondary analysis, so the burden on them could be higher than with primary data collection.

Answer: C 
 Using data from an existing database can allow for more specific data to be used for a particular study.

Answer: D 
 Research reports still need to describe the data source and any relevant details about the database used, even if the data was not collected by the researcher themselves.

Which Is True About Using Data from an Existing Database