Question

cross sectional data​

Answer 1

Cross-sectional data are observations that come from different individuals or groups at a single point in time.

Answer 2

Answer:

Cross-sectional data, or a cross section of a study population, in statistics and econometrics is a type of data collected by observing many subjects (such as individuals, firms, countries, or regions) at the one point or period of time. The analysis might also have no regard to differences in time.