Question

question
tina has created a study to test whether or not age has any effect on the number of words on a list that can be remembered. what is the explanatory variable in this situation?

select the correct answer below:

the number of people in the experiment

age

the number of words on a list that can be remembered

none of the above

Explanation:

An explanatory variable is the factor that is tested to see if it affects another variable. In this study, age is being tested to see its effect on word recall.

Answer:

B. age