Screenout

: This is a respondent that does not meet the qualifying criteria to participate in the survey research.

Secondary Data

: Data that was collected previously and not for the particular study at hand.

Snowball Samples

: An additional convenience sample pulled from referrals that were given by current participants.

Specifications

: A list of characteristics that participants must possess in order to qualify for a particular survey, interview, or focus group. These characteristics often include demographics, product use behavior, product awareness, etc.

Speedsters

: Speedsters are respondents that do not read the survey research questions and only select random answers to finish the survey as fast as possible.

Survey Research

: A method of research to collect participant responses on facts, opinions, and attitudes through questionnaires.

Target Population

: A population with specific characteristics that researchers are studying.

Touch Tone Aided Telephone Interviewing (TATI)

: Telephone surveying initiated by an interviewer, but participants respond by pushing the touch-tone buttons of their phone. Can also be called touch-tone data entry (TDE).

Tracking

: Subsequent studies that monitor consumer opinion, behavior, and attitude changes in brands or product categories.

Type I Error (A Error)

: Rejecting a null hypothesis when it should not have been rejected because it is true.
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