The Jewish Population of the Greater Philadelphia Area, 1984
Federation of Jewish Agencies of Greater Philadelphia
William L. Yancey,
Adult Jewish Households in Greater Philadelphia
The data gathered in stage 1 are weighted to compensate for differential sampling by the ratio of the number of households contacted to the number of households in each county, household size, and number of telephone lines. The data gathered in stage 2 are weighted to compensate for differential sampling by household size, number of telephone lines, the degree to which certain strata were oversampled so that the data gathered in this stage are comparable to the data collected in stage 1.