Question

Researchers studied frequency and amount of alcohol use in three groups of students (grades 6 to 8, grades 9 to 10, and grades 11 to 12) over five years. With this ________, researchers can examine age-related changes and changes within the same individuals as they age. In addition, researchers can account for the possibility of cohort and/or time of measurement effects.

Answer 1

Answer: cross sectional study

Explanation:

cross sectional study is defined as a kind of observational research that analyzes data of variables collected at a given point in time across a sample population. It is also used to determine if exposure to specific risk factors might correlate with particular outcomes. An example is a medical researcher collecting cross sectional data on a patients past smoking habits and current diagnosis of lung cancer. They are also called Transverse or Prevalence study

Answer 2

cross sectional study

• Cross-sectional study design is a type of observational study design. In a cross-sectional study, the investigator measures the outcome and the exposures in the study participants at the same time.
• Over the course of five years, researchers looked at the frequency and volume of alcohol consumption in three groups of children (grades $6$ to $8$, grades $9$ to $10$, and grades $11$ to $12$).
• With this cross - sectional study, researchers can examine age-related changes and changes within the same individuals as they age. In addition, researchers can account for the possibility of cohort and/or time of measurement effects.

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