The potential for introducing interviewer bias is a negative side of which data collection method? Electronic questionnaires Observational studies Personally administered questionnaires Face-to-face interviews The is one that surfaces between the time the independent variables start operating to influence the dependent variable and the time their impact is felt on it ethnographic variable contingent variable intervening variable moderating Variable Most exploratory repearch design produce dat numerical Claritat @ NON scale uses multiple items to elicit a single response. category constant sur rating semantic differential consensus A(n) taps the differences, the order and the equality of the magnitude of the differences in the variable. stapel scale interval scale forced choice nominal scale Say that you run two education programs, and you would like to know why Program A sees better attendance than Program B. You could use the following topics for each group of 6 attendees to explore. The familiarity with the programs. The attendance of the programs. The favorite program desired Anything else you would like to say about the programs. The method of research used is O qualitative Come of quantitat auante