1. what statistical data that can be measured with numbers, such as distance, duration, length, and reneview?
A. quantitative data
B. quanlitative data
C. nominal data

2. what data collection done by the investigator who make the research?
A. primary data
B. secondary data
C. sample data

3. what data collection done by another person rather than by the researcher itself?
A. secondary data
B. primary data
C. sample data

4. which of the following is an example of primary data?

A. diaries
B. census
C. file record

5. which of the following is an example of secondary data?

A. census
B. diaries
C. testimony of the investigator

pls help me po, and pls answer it correctly TYTY<3 ​