Lori is participating in a research study in which she completes a questionnaire every year.She has been doing this for the past five years,and the purpose of the research is to study how consumers' attitudes and preferences toward various food products change as they age.This type of study in which respondents are questioned at multiple points in time is called a:
A)cross-sectional study
B)longitudinal study
C)permanent study
D)structured study

Question

Quizplus · Accepted Answer

A longitudinal study involves gathering data from the same group of people over an extended period. In this case, Lori is completing the questionnaire every year for the past five years, indicating a longitudinal study design. A cross-sectional study would involve data collection at a single point in time from a group of people of different ages, whereas a permanent study and structured study are not recognized types of study designs.

Lori Is Participating in a Research Study in Which She