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surveys ask a representative sample of respondents for information using verbal or written questioning - PowerPoint PPT Presentation


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Advantages . Quick/TimelyInexpensive(costs)Flexible/EfficientAccuracy ( /-). Poor Design (Bias)Improper ExecutionSample Participation. Problems. Survey Criteria. Reliability - Validity - Representative ness. . . . . EXHIBIT 8.1Categories of Survey Errors. . Total Error. Systematicerror (bias).

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