The Sample Survey: Theory and Practice

analysis answers areas attitudes basic behavior bias carried census Chapter cluster sampling clusters coders column complete concepts countries dependent variable developed discussion distribution dwelling units effects estimate evaluation example field Figure income individuals inter interview number interviewer's involved less marital happiness measure method Michigan Survey missing data modern experiences multistage sample noninterviews number of dwellings obtained Pacifica participant observation percent percentage Peru planning political population value possible pretesting probe problems procedures PSUs punch card questionnaire questions reason relationship require respondent respondent's sample means sample survey sampling error sampling fraction selection shift simple random sampling situation Social Research specific stage standard deviation standard error statistical strata stratum study directors subgroups suggest survey data survey interview Survey Research Center Table tabulations techniques tion topics total number usually workers