Over a 10-year period,Professor Dohner followed the same group of schoolchildren,measuring their performance on an intelligence test twice a year.Which method of data collection did Professor Dohner use?

Question

Quizplus · Accepted Answer

Professor Dohner used the longitudinal method since he followed the same group of schoolchildren and measured their performance on an intelligence test twice a year over a 10-year period.

Over a 10-Year Period,Professor Dohner Followed the Same Group of Schoolchildren,measuring