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RIVER ROAD RESIDENTS' VIEWS OF ANNEXATION <br />APPENDIX A <br />Following is a thorough discussion of the structure and- methods used to <br />conduct this research project. We present the rationales behind the choices <br />made in formulating the research design. In every case, the paramount <br />consideration was to provide findings of unquestionable quality. We place <br />great emphasis on sample selection so that the members are representative of <br />the population. <br />Data were collected by an experienced corps of interviewers from our in- <br />house telephone bank during the period from March 17 through 19, 1990. <br />Dialing occurred between 3:00 p.m. and 9:00 p.m. weekdays, 10:00 a.m. and <br />6:00 p.m. Saturdays, and 12:00 p.m. and 5:00 p.m. Sundays. <br />Sample Selection <br />The sample was derived from reverse directories published, by the telephone <br />company which assists in targeting specific neighborhoods or streets. <br />Screeners -and Quotas <br />Contacts were screened to insure residency in the River Road area. The River <br />Road area boundaries were defined as east of. the Northwest Expressway, <br />south of Beltline Road, and west of the Willamette River. Both registered <br />voters and non-registered voters were surveyed. The sample was stratified by <br />age and gender and weighted by computer, so that sample members were <br />representative of the River Road population at large. <br />A-1 <br />