Identifying Independent and Dependent Variables
UV light decreases the growth of mold
IV: UV light DV: mold growth
People will become shy if they are in a crowd
IV: crowd (number of people around) DV: shyness
Eating lemons causes students to have higher test scores
IV: eating lemons DV: test scores
More sleeps help students move to class more quickly
IV: hours of sleep DV: time it takes for students to get to class
Having longer football practice increases touchdowns during games
IV: length of football practice DV: number of touchdowns during games
Listening to a radio broadcast of a sports event while studying for a test decreases performances on the test
IV: listening to a radio DV: test performance
Too much stress causes stomach aches
IV: stress level DV: rate of stomach aches
Independent Variable
The variable that is changed on purpose - I CHANGE
Dependent Variable
The variable that is measured or observed - DEPENDS ON INDEPENDENT