A psychologist believes that college students who sleep 8 hours each night achieve better grades on their exams than those sleep
less than this amount. He conducts a study to determine if this belief is true. What is the Independent Variable (IV) in this study? number of hours of sleep grades on the exams the college students the amount of time the students spend studying.
The independent variable would be the hours you sleep, and the dependent variable, is academic performance. Because you want to check that academic performance depends on the hours.
The numbers of hours of sleep affects the academic performance of the student. The number of hours of sleep is the independent variable and the better grades or performance is the dependent variable.
The variable that can be controlled in the experiment is known as the independent variable. This variable can be controlled by the experiment. Its value can be changed based on the experimenter.
The dependent variable is basically the result of the experiment which changes by the change in the independent variable.
<span>"Leaders should have a positive attitude because positive energy helps get the job done." is true of a <em>successful </em><u />leader's attitude. c:</span>
