How many responses do I need? Are they the right people? Is the sample representative of a total population? How do I ensure all qualified subjects are included in the selection process? How how do I avoid excluding subgroup subjects from the sampling frame? and properly use quotas to ensure all subgroup individuals are represented? With what degree of precision can I forecast or state my conclusions?
Main category: Business
Sub category: Advertising and Marketing
Tags: market research online sample sampling methods in research