Survey, Observational Study, or Experiment

A researcher stood at a school parking lot entrance to see if the color of a car is related to the driver not wearing a seatbelt.

• Observational Study

• Experiment

A professor finds that people who are obese have higher cholesterol levels than those who are not obese.

• Observational Study

• Experiment

You want to see if students who have a 4.0 grade point average study more than those who do not.

• experiment

• observational study

To test the effects of breakfast on grades I ask my students if they ate breakfast and then compare the breakfast eaters grades to the non-breakfast eaters. This is an example of:

• Observational study

• Experiment

Determine whether the following is an observational study, a survey, or an experiment.

A researcher watches students eating in the school cafeteria to determine what percentage of the school's population eats a well-balanced lunch.

• Observational Study

• Survey

• Experiment

A study where researchers deliberately impose treatment on the individuals.

• Experiment

• Observational Study

• Survey

• Census

A survey is _____________

• an observational study

• an experiment

Researchers wanted to know if there is a link between proximity to high-tension wires and the rate of leukemia in children. To conduct the study, researchers compared the rate of leukemia for children who lived within 1/2 mile of high-tension wires to the rate of leukemia for children who did not live within 1/2 mile of high-tension wires.

• Observational Study

• Experiment

You want to compare the health of students who walk to school to the health of students who ride the bus

• experiment

• observational study

A researcher stood at a school parking lot entrance to see if the color of a car is related to the driver not wearing a seat belt.

Which research method is most appropriate?

• Observational Study

• Experiment

• Census

• Correlation