Primary data is generally available more quickly and at a lower cost than secondary data.
举一反三
- The primary data is always better than secondary data. ()
- Basically, two types of information are available to a foreign trade salesperson: secondary data and primary data.
- The data collected by the statistical survey can be original data or secondary data. The relationship between the original data and secondary data is ( ) A: The original data comes from the grass-roots units, and the secondary data comes from the superior units B: Secondary data is processed from original data C: There is no necessary connection between the original data and the secondary data D: There is no difference between primary data and secondary data
- Dissertations can be solely based on secondary data without the need<br/>for primary data.() A: √ B: ×
- 中国大学MOOC: Dissertations can be solely based on secondary data without the need for primary data.