Experiments: Lab and Field.

Question 1

Define an ‘independent variable’.

Answer 1

A variable that the researcher changes.

Question 2

Define a ‘dependent variable’.

Answer 2

A variable that changes due to the independent variable and the one that the researcher measures.

Question 3

Define an ‘extraneous variable’.

Answer 3

A variable that the research doesn’t include or that can’t be controlled.