Question

The General Social Survey (GSS), conducted by the National Opinion Research Center at the University of Chicago, is a major source of data on social attitudes in the United States. Once each year$,1500$ adults are interviewed in their homes all across the country. The subjects are asked their opinions about sex and marriage; attitudes toward women, welfare, foreign policy; and many other issues. The GSS begins by selecting a sample of counties from the $3000$counties in the country. The counties are divided into urban, rural, and suburban; a separate sample of counties is chosen at random from each group. This is a

a. simple random sample.

b. systematic random sample.

c. cluster sample.

d. stratified random sample.

e. voluntary response sample.

Short answer

This is a (d) stratified random sample

Step-by-step solution

Given information

We need to find that what type of sample survey GSS is .

Explanation 

In stratified random sampling, or stratification, the strata are shaped primarily based totally on members' shared attributes or traits including earnings or academic attainment.

Stratified random sampling is a technique of sampling that entails the department of a populace into smaller sub-businesses referred to as strata

As right here in this situation strata is shaped , stratified random sampling ,