25 years
Out there in Lubbock and the adjacent eight counties are hundreds of residents who received telephone calls last fall and agreed to participate in a study. They were told only that Belden Associates, a research group company located in Dallas, was conducting “a study on shopping habits and newspaper readership among a cross-section of people in your area.” This, in fact, was a simple description of one of the most scientific and detailed market surveys ever conducted concerning Lubbock and the surrounding counties.
50 years