Question

Sam is a researcher studying the effects of alcohol consumption on driving ability. In this experiment, alcohol consumption is the_____________.

Answer 1

Answer:

In this experiment, alcohol consumption is the independent variable.

Explanation:

In most experiments there are 2 types of variables:

• Independent: its value does not depend on another variable/ factor
• Dependent: its value depends on the independent variable

In this case, alcohol consumption is the independent variable because it does not depend on anything else and driving ability is the dependent variable since it depends on alcohol consumption.