Question

select the correct answer.

what is the variable being tested in an experiment?

control variable
response variable
placebo
explanatory variable

Explanation:

Analyze the definitions of the variables in an experiment

The explanatory variable (or independent variable) is the factor manipulated by the researcher to determine its effect. The response variable (or dependent variable) is the outcome being measured or tested to see how it responds to changes in the explanatory variable.

Identify the variable being tested

The variable whose changes are being measured, observed, or tested in response to the experimental conditions is the response variable.

Answer:

• control variable
• response variable (Correct answer)
• placebo
• explanatory variable