While Editing the Data Collected in a Survey to Determine

Multiple Choice

While editing the data collected in a survey to determine the psychographic profiles of heavy users of cereals, some of the responses were found to contain omissions, ambiguities, and errors. The researcher should do which of the following? 1-Try to recontact the respondents if feasible.and obtain clarification. 2-Throw out those questionnaires which have many errors or errors involving crucial questions. 3-Ignore questionable responses while making use of the remainder of a respondent's data. 4-Use intuition and common sense to revise erroneous responses, based on an educated assessment of how a respondent should have answered.

A) 1
B) 2
C) 3
D) 4
E) 1, 2, or 3