Advantages and characteristics of comprehensive survey and sampling survey

A comprehensive survey refers to a statistical survey method in which the national statistical system and various business departments make unified arrangements from top to bottom and provide information from bottom to top to obtain systematic and comprehensive basic statistical data on a regular basis.

Sampling survey is a statistical analysis method that extracts some actual data from the population according to the principle of randomness and calculates the corresponding quantitative indicators of the population by probability estimation method according to the sample data.

Comprehensive survey and sampling survey mainly have the following advantages:

1. Sampling survey is a statistical method to calculate the total amount by randomly sampling samples, which can save manpower, material resources and financial resources in the survey. A comprehensive survey is a statistical method, and comprehensive and reliable data can be obtained by investigating the respondents one by one;

2. Sampling survey adopts the scientific method of random sampling, which can obtain survey data in time and help to improve the timeliness of data.