Explain, why a Sample survey is usually preferred over a Census survey.
Dear Student
Sample survey is usually preferred over a Census survey because sample survey takes less time as compare to census method. It is also most suitable if population is homogeneous. The cost of conducting surveys through sample method is more economical as compare to census method.\
Regards
Sample survey is usually preferred over a Census survey because sample survey takes less time as compare to census method. It is also most suitable if population is homogeneous. The cost of conducting surveys through sample method is more economical as compare to census method.\
Regards