Question

Describe the primary strength of this study design:

5.A researcher wanted to investigate the effects of early drinking (alcoholic beverages) on academic development and performance. They enrolled participants from 10 different schools in two neighboring states and obtained self-reported data on alcohol intake and school performance from students beginning in grade seven, and then again in grades 10 and 12 and then at age 23 for an overall follow-up period of 10 years.

Study Design:

Name one strength of this study design:

Answer 1

(a)

Study Design: Nonexperimental cohort study

Explanation:

In this study, the researcher attempts to determine the extent of relationship between the effects of early drinking (alcoholic beverages) and the academic development and performance, with the participants followed up for a period of time and data on outcomes are collected.

(b)

Strength of this study design:

In situations such as the study of relationship between the effects of early drinking (alcoholic beverages) and the academic development and performance, radomization is unethical as well as impractical and in such situations Nonexperimental cohort study can be used and this is the strength of this study.