Use the following information for questions:
Decide if the study is an observational study or an experiment.
-To investigate how trans fat consumption might affect fertility, researchers analyzed data available from 18,555 healthy women who participated in the Nurses' Health Study between 1991 and 1999.
A) Observational Study
B) Experiment

Question

Use the following information for questions:
 Decide if the study is an observational study or an experiment.
-To investigate how trans fat consumption might affect fertility, researchers analyzed data available from 18,555 healthy women who participated in the Nurses' Health Study between 1991 and 1999.
A) Observational Study
B) Experiment

Quizplus · Accepted Answer

The study is an observational study because the researchers analyzed existing data from the Nurses' Health Study without manipulating any variables or conditions. They observed the relationship between trans fat consumption and fertility without intervening or applying treatments to the participants.

Use the Following Information for Questions