Respuesta :
Answer:
Dr. Stewart has been studying a group of people every 15 years since they were aged 10 to understand how the quality of child care correlates with personality development.
Explanation:
Longitudinal research: In psychological research, the term "longitudinal research" is determined as one of the different types of "correlational research" that generally encompasses studying specific variables over an extended time-period. However, longitudinal research can take place over a week period, month, or years also.
Longitudinal research is a very time-consuming research as it can take as much as time the researchers wants to take.
The study that has been the example of longitudinal research has been the research of Dr. Stewart.
The psychological correlation with the study of specific variables over a longer time period has been given as the longitudinal research. The time period for research has been varied from a week, a month, or for a year.
The longitudinal research has been time-consuming as well. Thus, the study of Stewart with the study of a group of every 15 years since the age of 10, has been an example of longitudinal research.
For more information about the longitudinal research, refer to the link:
https://brainly.com/question/10210605