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you brought them in?
Yes, they were trained and monitored.
Was there enough demographic data, socio-economic background data
and so forth available in the inner cities, in Harlem, and elsewhere
so that you felt you could set up reliable samples?
We had to, surely.
It had been done or did you have to dig up the whole raw data
We had to do with the raw data and have our sample be
representive. This had to be established.
Now, you said they did this interviewing by phone?
Does this put a bias skew in to your sample? Are there that many
phones--is there enough lack of telephones in Harlem, for example, to
make it difficult to get a representative sample?
We didn't think so, and we had to have a technical--what is
the word? For example, in rural areas where may have been fewer
phones--and by the way, there are more phones than people think in
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